James D Lewis

James D Lewis

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Effect of Intensity Level and Speech Stimulus Type on the Vestibulo-Ocular Reflex.

J Am Acad Audiol 2019 Oct 15;30(9):792-801. Epub 2018 Nov 15.

Department of Audiology and Speech Pathology, University of Tennessee Health Science Center, Knoxville, TN.

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http://dx.doi.org/10.3766/jaaa.18016DOI Listing
October 2019

Mortality Associated With Development of Squamous Cell Cancer in Patients With Inflammatory Bowel Diseases Receiving Treatment With Thiopurines.

Clin Gastroenterol Hepatol 2019 Oct 7;17(11):2262-2268. Epub 2019 Mar 7.

Section of Gastroenterology, Corporal Michel J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1016/j.cgh.2019.03.005DOI Listing
October 2019

A User-Friendly Prediction Tool to Identify Colectomy Risk in Patients With Ulcerative Colitis.

Inflamm Bowel Dis 2019 Aug;25(9):1550-1558

Division of Gastroenterology, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania.

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https://academic.oup.com/ibdjournal/advance-article/doi/10.1
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http://dx.doi.org/10.1093/ibd/izz014DOI Listing
August 2019

Treating Inflammatory Bowel Disease With Diet: A Taste Test.

Gastroenterology 2019 08 27;157(2):295-297. Epub 2019 Jun 27.

The Dr. Henry D. Janowitz Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York, New York. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2019.06.027DOI Listing
August 2019

A Diet Low in Red and Processed Meat Does Not Reduce Rate of Crohn's Disease Flares.

Gastroenterology 2019 07 11;157(1):128-136.e5. Epub 2019 Mar 11.

Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Division of Gastroenterology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2019.03.015DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6726378PMC
July 2019

Comparing the Noncomparable: The Need for Equivalence Measures That Make Sense in Health-Economic Evaluations.

Value Health 2019 06 17;22(6):684-692. Epub 2019 May 17.

Division of Gastroenterology, Department of Biostatistics and Epidemiology, University of Pennsylvania, PA, USA.

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http://dx.doi.org/10.1016/j.jval.2019.03.011DOI Listing
June 2019

The use of induction therapy in liver transplantation is highly variable and is associated with post-transplant outcomes.

Am J Transplant 2019 Jun 27. Epub 2019 Jun 27.

Division of Gastroenterology, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1111/ajt.15513DOI Listing
June 2019

Variation Among Patients With Crohn's Disease in Benefit vs Risk Preferences and Remission Time Equivalents.

Clin Gastroenterol Hepatol 2019 May 14. Epub 2019 May 14.

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania; Division of Gastroenterology, University of Pennsylvania, Philadelphia, Pennsylvania; Department of Biostatistics and Epidemiology, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1016/j.cgh.2019.05.010DOI Listing
May 2019

Improved Quality of Life With Anti-TNF Therapy Compared With Continued Corticosteroid Utilization in Crohn's Disease.

Inflamm Bowel Dis 2019 04;25(5):925-936

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania, USA.

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http://dx.doi.org/10.1093/ibd/izy321DOI Listing
April 2019

Hospitalization Outcomes for Inflammatory Bowel Disease in Teaching vs Nonteaching Hospitals.

Inflamm Bowel Dis 2019 Apr 30. Epub 2019 Apr 30.

Division of Gastroenterology, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1093/ibd/izz089DOI Listing
April 2019

The Effect of Otoacoustic Emission Stimulus Level on the Strength and Detectability of the Medial Olivocochlear Reflex.

Authors:
James D Lewis

Ear Hear 2019 Mar 19. Epub 2019 Mar 19.

Department of Audiology and Speech Pathology, University of Tennessee Health Science Center, Knoxville, Tennessee, USA.

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http://dx.doi.org/10.1097/AUD.0000000000000719DOI Listing
March 2019

Implementing Dietary Modifications and Assessing Nutritional Adequacy of Diets for Inflammatory Bowel Disease.

Gastroenterol Hepatol (N Y) 2019 Mar;15(3):133-144

Mr Nazarenkov is an undergraduate student at the University of California, Davis in Davis, California, and clinical research assistant to Dr Konijeti in the Division of Gastroenterology and Hepatology at Scripps Clinic in La Jolla, California. Dr Seeger is a clinical fellow, Ms Beeken is a registered dietitian, and Dr Konijeti is a gastroenterologist and director of the Inflammatory Bowel Disease Program in the Division of Gastroenterology and Hepatology at Scripps Clinic. Dr Ananthakrishnan is an assistant professor of medicine in the Division of Gastroenterology at Harvard Medical School and medical co-director at the Massachusetts General Hospital Crohn's and Colitis Center in Boston, Massachusetts. Dr Khalili is an assistant professor of medicine in the Division of Gastroenterology at Harvard Medical School. Dr Lewis is a professor of medicine and epidemiology, senior scholar in the Center for Clinical Epidemiology and Biostatistics, and associate director of the Inflammatory Bowel Disease Program at the Perelman School of Medicine at the University of Pennsylvania in Philadelphia, Pennsylvania.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6495415PMC
March 2019

Rates of Hospital Readmission Among Medicare Beneficiaries With Gastrointestinal Bleeding Vary Based on Etiology and Comorbidities.

Clin Gastroenterol Hepatol 2019 01 25;17(1):90-97.e3. Epub 2018 Apr 25.

Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania; Division of General Internal Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania; Crescenz VA Medical Center, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1016/j.cgh.2018.04.039DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6347415PMC
January 2019

Incidence, Risk Factors, and Clinical Effects of Recurrent Diverticular Hemorrhage: A Large Cohort Study.

Gastroenterology 2018 11 26;155(5):1416-1427. Epub 2018 Jul 26.

Division of Gastroenterology, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1053/j.gastro.2018.07.026DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6219900PMC
November 2018

CO2 and temperature effects on morphological and physiological traits affecting risk of drought-induced mortality.

Tree Physiol 2018 08;38(8):1138-1151

Hawkesbury Institute for the Environment, Hawkesbury Campus, Western Sydney University, Locked Bag 1797, Penrith NSW, Australia.

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http://dx.doi.org/10.1093/treephys/tpy037DOI Listing
August 2018

Medication class enrichment analysis: a novel algorithm to analyze multiple pharmacologic exposures simultaneously using electronic health record data.

J Am Med Inform Assoc 2018 07;25(7):780-789

Division of Gastroenterology, Department of Medicine, University of Pennsylvania, Philadelphia, PA, USA.

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http://dx.doi.org/10.1093/jamia/ocx162DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6016702PMC
July 2018

Risk of malignancy associated with paediatric use of tumour necrosis factor inhibitors.

Ann Rheum Dis 2018 07 9;77(7):1012-1016. Epub 2018 Feb 9.

Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA.

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http://dx.doi.org/10.1136/annrheumdis-2017-212613DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6094159PMC
July 2018

Association Between Symptomatic Versus Asymptomatic Recurrence and Survival in Bladder Cancer.

Clin Genitourin Cancer 2018 06 6;16(3):235-239. Epub 2017 Dec 6.

Abramson Cancer Center, University of Pennsylvania, Philadelphia, PA. Electronic address:

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http://dx.doi.org/10.1016/j.clgc.2017.11.001DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5970004PMC
June 2018

Inflammatory Bowel Disease Care: What to Do When There Is a Breach of Contract between the Patient and Physician?

Authors:
James D Lewis

Inflamm Bowel Dis 2018 06;24(7):1377-1379

Department of Medicine, Department of Biostatistics, Epidemiology, and Informatics, Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA.

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http://dx.doi.org/10.1093/ibd/izy172DOI Listing
June 2018

Functional imaging of the interaction between gut microbiota and the human host: A proof-of-concept clinical study evaluating novel use for 18F-FDG PET-CT.

PLoS One 2018 15;13(2):e0192747. Epub 2018 Feb 15.

Division of Gastroenterology, Department of Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States of America.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0192747PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5813966PMC
April 2018

Synchronized Spontaneous Otoacoustic Emissions Provide a Signal-to-Noise Ratio Advantage in Medial-Olivocochlear Reflex Assays.

Authors:
James D Lewis

J Assoc Res Otolaryngol 2018 02 13;19(1):53-65. Epub 2017 Nov 13.

Department of Audiology and Speech Pathology, University of Tennessee Health Science Center, 578 South Stadium Hall, Knoxville, TN, 37996, USA.

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http://dx.doi.org/10.1007/s10162-017-0645-5DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5783927PMC
February 2018

Increasing Incidence of Multiply Recurrent Clostridium difficile Infection.

Ann Intern Med 2018 02;168(4):308

University of Pennsylvania, Philadelphia, Pennsylvania (G.K.M., J.D.L.).

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http://dx.doi.org/10.7326/L17-0602DOI Listing
February 2018

The area discontinuity between probe and ear canal as a source of power-reflectance measurement-location variability.

Authors:
James D Lewis

J Acoust Soc Am 2018 02;143(2):1106

Department of Audiology and Speech Pathology, University of Tennessee Health Science Center, Knoxville, Tennessee 37996, USA.

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http://dx.doi.org/10.1121/1.5024360DOI Listing
February 2018

Assessing the Optimal Position for Vedolizumab in the Treatment of Ulcerative Colitis: A Simulation Model.

Inflamm Bowel Dis 2018 01;24(2):286-295

Division of Gastroenterology, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1093/ibd/izx045DOI Listing
January 2018

Indeterminate QuantiFERON-TB Gold Increases Likelihood of Inflammatory Bowel Disease Treatment Delay and Hospitalization.

Inflamm Bowel Dis 2017 12;24(1):217-226

Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1093/ibd/izx019DOI Listing
December 2017

Efficacy of the Autoimmune Protocol Diet for Inflammatory Bowel Disease.

Inflamm Bowel Dis 2017 11;23(11):2054-2060

*Division of Gastroenterology, Scripps Clinic, La Jolla, California; †Scripps Translational Science Institute, La Jolla, California; ‡Division of Cardiology, Scripps Clinic, La Jolla, California; §Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; ‖School of Exercise and Nutritional Sciences, San Diego State University, San Diego, California; and ¶Department of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, California.

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http://dx.doi.org/10.1097/MIB.0000000000001221DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5647120PMC
November 2017

Glasgow Blatchford Score of limited benefit for low-risk urban patients: a mixed methods study.

Endosc Int Open 2017 Oct 29;5(10):E950-E958. Epub 2017 Sep 29.

Division of Gastroenterology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania, United States.

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http://dx.doi.org/10.1055/s-0043-117880DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5621904PMC
October 2017

Dietary Recommendations for Ulcerative Colitis Remain a Mystery.

Clin Gastroenterol Hepatol 2017 09 19;15(9):1350-1352. Epub 2017 Apr 19.

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania; Departments of Medicine and Biostatistics and Epidemiology, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1016/j.cgh.2017.04.021DOI Listing
September 2017

Colonic Microbiota Encroachment Correlates With Dysglycemia in Humans.

Cell Mol Gastroenterol Hepatol 2017 Sep 13;4(2):205-221. Epub 2017 Apr 13.

Center for Inflammation, Immunity and Infection, Institute for Biomedical Sciences, Georgia State University, Atlanta, Georgia.

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http://dx.doi.org/10.1016/j.jcmgh.2017.04.001DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5472192PMC
September 2017

Exception Points and Body Size Contribute to Gender Disparity in Liver Transplantation.

Clin Gastroenterol Hepatol 2017 Aug 10;15(8):1286-1293.e2. Epub 2017 Mar 10.

Division of Gastroenterology/Hepatology, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1016/j.cgh.2017.02.033DOI Listing
August 2017

Agreement and validity of electronic health record prescribing data relative to pharmacy claims data: A validation study from a US electronic health record database.

Pharmacoepidemiol Drug Saf 2017 Aug 12;26(8):963-972. Epub 2017 Jun 12.

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA, USA.

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http://dx.doi.org/10.1002/pds.4234DOI Listing
August 2017

Increasing Incidence of Multiply Recurrent Clostridium difficile Infection in the United States: A Cohort Study.

Ann Intern Med 2017 Aug 4;167(3):152-158. Epub 2017 Jul 4.

From University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.

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http://annals.org/article.aspx?doi=10.7326/M16-2733
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http://dx.doi.org/10.7326/M16-2733DOI Listing
August 2017

The Reply.

Am J Med 2017 08;130(8):e369

Division of Research, Kaiser Permanente Northern California, Oakland.

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http://dx.doi.org/10.1016/j.amjmed.2017.03.062DOI Listing
August 2017

Increased Distance to a Liver Transplant Center Is Associated With Higher Mortality for Patients With Chronic Liver Failure.

Clin Gastroenterol Hepatol 2017 06 27;15(6):958-960. Epub 2017 Feb 27.

Department of Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania; Division of Pulmonary, Allergy, and Critical Care, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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https://linkinghub.elsevier.com/retrieve/pii/S15423565173025
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http://dx.doi.org/10.1016/j.cgh.2017.02.023DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5440193PMC
June 2017

The Role of Diet in Inflammatory Bowel Disease.

Curr Gastroenterol Rep 2017 May;19(5):22

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, 720 Blockley Hall, 423 Guardian Drive, Philadelphia, PA, 19104, USA.

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http://dx.doi.org/10.1007/s11894-017-0563-zDOI Listing
May 2017

Diet as a Trigger or Therapy for Inflammatory Bowel Diseases.

Gastroenterology 2017 02 25;152(2):398-414.e6. Epub 2016 Oct 25.

Crohn's and Colitis Center, Department of Medicine, Department of Microbiology and Immunology, University of Miami Miller School of Medicine, Miami, Florida. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2016.10.019DOI Listing
February 2017

The Importance and Challenges of Dietary Intervention Trials for Inflammatory Bowel Disease.

Inflamm Bowel Dis 2017 02;23(2):181-191

*Division of Gastroenterology, Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; †Division of Gastroenterology, Hepatology, and Nutrition, Department of Pediatrics, The Children's Hospital of Philadelphia, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; ‡Division of Gastroenterology, Hepatology, and Nutrition, Seattle Children's Hospital, University of Washington, Seattle, Washington; §Public Health Sciences Division, Departments of Epidemiology and Medicine, Fred Hutchinson Cancer Research Center, University of Washington, Seattle, Washington; ‖George Washington University, Washington, DC; ¶Division of Gastroenterology and Hepatology, McMaster University, Hamilton, Ontario, Canada; and **Division of Gastroenterology and Hepatology, Medical University of Vienna, Vienna, Austria.

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http://dx.doi.org/10.1097/MIB.0000000000001009DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5250567PMC
February 2017

Investigator-Initiated IBD Trials in the United States: Facts, Obstacles, and Answers.

Inflamm Bowel Dis 2017 01;23(1):14-22

*Division of Gastroenterology and Hepatology, University of North Carolina, Chapel Hill, North Carolina; †CGIBD Biostatistics Core, University of North Carolina, Chapel Hill, North Carolina; ‡Department of Biostatistics, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; §Geisel School of Medicine at Dartmouth, Hanover, New Hampshire; ‖Division of Gastroenterology, University of Pennsylvania, Philadelphia, Pennsylvania; ¶Dr Henry D. Janowitz Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York, New York; #Division of Gastroenterology and Hepatology, Michigan, Indiana; and **Center for Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1097/MIB.0000000000000907DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5177501PMC
January 2017

Spatially dependent biotic and abiotic factors drive survivorship and physical structure of green roof vegetation.

Ecol Appl 2017 01;27(1):297-308

Louis Calder Center, Biological Field Station, Department of Biological Sciences and Center for Urban Ecology, Fordham University, P.O. Box 887, Armonk, New York, 10504, USA.

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http://dx.doi.org/10.1002/eap.1444DOI Listing
January 2017

Risk of Acute Liver Injury With Antiretroviral Therapy by Viral Hepatitis Status.

Open Forum Infect Dis 2017 28;4(2):ofx012. Epub 2017 Jan 28.

Center for Clinical Epidemiology and Biostatistics, Department of Biostatistics and Epidemiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia.

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http://dx.doi.org/10.1093/ofid/ofx012DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5407218PMC
January 2017

Crohn's Disease Activity and Concomitant Immunosuppressants Affect the Risk of Serious and Opportunistic Infections in Patients Treated With Adalimumab.

Am J Gastroenterol 2016 12 27;111(12):1806-1815. Epub 2016 Sep 27.

University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania, USA.

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http://dx.doi.org/10.1038/ajg.2016.433DOI Listing
December 2016

Patients With Hepatocellular Carcinoma Have Highest Rates of Wait-listing for Liver Transplantation Among Patients With End-Stage Liver Disease.

Clin Gastroenterol Hepatol 2016 11 29;14(11):1638-1646.e2. Epub 2016 Jun 29.

Department of Biostatistics and Epidemiology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania; Division of Pulmonary, Allergy, and Critical Care, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5069141PMC
http://dx.doi.org/10.1016/j.cgh.2016.06.019DOI Listing
November 2016

Comparative effects of biologics on cardiovascular risk among older patients with rheumatoid arthritis.

Ann Rheum Dis 2016 Oct 20;75(10):1813-8. Epub 2016 Jan 20.

Department of Epidemiology, School of Public Health, University of Alabama at Birmingham, Birmingham, Alabama, USA Division of Clinical Immunology and Rheumatology, School of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA.

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http://ard.bmj.com/lookup/doi/10.1136/annrheumdis-2015-20787
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http://dx.doi.org/10.1136/annrheumdis-2015-207870DOI Listing
October 2016

Association of Itraconazole, a Hedgehog Inhibitor, and Bladder Cancer.

J Urol 2016 08 23;196(2):343-8. Epub 2016 Jan 23.

Department of Biostatistics and Epidemiology, University of Pennsylvania, Philadelphia, Pennsylvania; Tel-Aviv University, Tel Aviv, Israel.

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http://www.jurology.com/doi/10.1016/j.juro.2016.01.089
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http://dx.doi.org/10.1016/j.juro.2016.01.089DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4958604PMC
August 2016

Administration of Antibiotics to Children Before Age 2 Years Increases Risk for Childhood Obesity.

Gastroenterology 2016 07 18;151(1):120-129.e5. Epub 2016 Mar 18.

Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Abramson Cancer Center, Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1053/j.gastro.2016.03.006DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4924569PMC
July 2016

Cancer Recurrence Following Immune-Suppressive Therapies in Patients With Immune-Mediated Diseases: A Systematic Review and Meta-analysis.

Gastroenterology 2016 07 1;151(1):97-109.e4. Epub 2016 Apr 1.

Gastroenterology Unit, Massachusetts General Hospital, Boston, Massachusetts; Harvard Medical School, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2016.03.037DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4925196PMC
July 2016

Increasing use of prescription drugs in the United Kingdom.

Pharmacoepidemiol Drug Saf 2016 06 29;25(6):628-36. Epub 2015 Dec 29.

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, PA, United States.

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http://dx.doi.org/10.1002/pds.3947DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4889568PMC
June 2016

Reply.

Clin Gastroenterol Hepatol 2016 06 15;14(6):918-919. Epub 2016 Feb 15.

Kaiser Permanente Northern California, Oakland, California.

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http://mearsheimer.uchicago.edu/pdfs/A0022.pdf
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http://linkinghub.elsevier.com/retrieve/pii/S154235651600160
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http://dx.doi.org/10.1016/j.cgh.2016.02.013DOI Listing
June 2016

Serum glucose and hemoglobin A1C levels at cancer diagnosis and disease outcome.

Eur J Cancer 2016 05 25;59:90-98. Epub 2016 Mar 25.

Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA, USA.

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http://dx.doi.org/10.1016/j.ejca.2016.02.018DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4851868PMC
May 2016

Liver transplant center variability in accepting organ offers and its impact on patient survival.

J Hepatol 2016 Apr 25;64(4):843-51. Epub 2015 Nov 25.

Division of Transplantation, Department of Surgery, Hospital of the University of Pennsylvania, Philadelphia, PA, USA.

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http://dx.doi.org/10.1016/j.jhep.2015.11.015DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4799773PMC
April 2016

Validation of a coding algorithm for intra-abdominal surgeries and adhesion-related complications in an electronic medical records database.

Pharmacoepidemiol Drug Saf 2016 Apr 10;25(4):405-12. Epub 2016 Feb 10.

Division of Gastroenterology, Department of Medicine, University of Pennsylvania, Philadelphia, PA, USA.

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http://dx.doi.org/10.1002/pds.3974DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5150265PMC
April 2016

Disentangling the Association between Statins, Cholesterol, and Colorectal Cancer: A Nested Case-Control Study.

PLoS Med 2016 Apr 26;13(4):e1002007. Epub 2016 Apr 26.

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America.

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http://dx.doi.org/10.1371/journal.pmed.1002007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4846028PMC
April 2016

Hepatocellular Carcinoma Surveillance Among Cirrhotic Patients With Commercial Health Insurance.

J Clin Gastroenterol 2016 Mar;50(3):258-65

*Division of Gastroenterology, Hospital of the University of Pennsylvania †Center for Clinical Epidemiology and Biostatistics ‡Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA §Bayer HealthCare, Bayer HealthCare Pharmaceuticals, Wayne, NJ ∥Department of Pharmaceutical Health Outcomes and Policy, University of Houston, Houston, TX.

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http://dx.doi.org/10.1097/MCG.0000000000000411DOI Listing
March 2016

Antibiotic Exposure, Infection, and the Development of Pediatric Psoriasis: A Nested Case-Control Study.

JAMA Dermatol 2016 Feb;152(2):191-9

Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia3Rutgers Biomedical and Health Sciences, Child Health Institute of New Jersey, New Brunswick.

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http://dx.doi.org/10.1001/jamadermatol.2015.3650DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4749454PMC
February 2016

Comparative metabolomics in vegans and omnivores reveal constraints on diet-dependent gut microbiota metabolite production.

Gut 2016 Jan 26;65(1):63-72. Epub 2014 Nov 26.

Division of Gastroenterology, Perelman School of Medicine, The University of Pennsylvania, Philadelphia, Pennsylvania, USA Departments of Biostatistics & Epidemiology, Perelman School of Medicine, The University of Pennsylvania, Philadelphia, Pennsylvania, USA.

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http://dx.doi.org/10.1136/gutjnl-2014-308209DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4583329PMC
January 2016

The Role of Diet in Inflammatory Bowel Disease.

Authors:
James D Lewis

Gastroenterol Hepatol (N Y) 2016 Jan;12(1):51-3

Professor of Medicine Division of Gastroenterology, Department of Medicine Center for Clinical Epidemiology and Biostatistics Perelman School of Medicine at the University of Pennsylvania Philadelphia, Pennsylvania.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4865787PMC
January 2016

Alterations of the Subgingival Microbiota in Pediatric Crohn's Disease Studied Longitudinally in Discovery and Validation Cohorts.

Inflamm Bowel Dis 2015 Dec;21(12):2797-805

*Division of Gastroenterology, Hepatology, and Nutrition, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania; †Department of Microbiology; and ‡Division of Gastroenterology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1097/MIB.0000000000000557DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4950860PMC
December 2015

Inflammatory Bowel Disease Patients' Willingness to Accept Medication Risk to Avoid Future Disease Relapse.

Am J Gastroenterol 2015 Dec 20;110(12):1675-81. Epub 2015 Oct 20.

Department of Gastroenterology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.

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http://dx.doi.org/10.1038/ajg.2015.321DOI Listing
December 2015

Pioglitazone Use and Risk of Bladder Cancer--Reply.

JAMA 2015 Dec;314(23):2568-9

Division of Research, Kaiser Permanente Northern California, Oakland, California.

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http://jama.jamanetwork.com/data/Journals/JAMA/934761/jle150
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http://jama.jamanetwork.com/article.aspx?doi=10.1001/jama.20
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http://dx.doi.org/10.1001/jama.2015.13915DOI Listing
December 2015

Tone-burst auditory brainstem response wave V latencies in normal-hearing and hearing-impaired ears.

J Acoust Soc Am 2015 Nov;138(5):3210-9

Boys Town National Research Hospital, 555 North 30th Street, Omaha, Nebraska 68131, USA.

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http://dx.doi.org/10.1121/1.4935516DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4662677PMC
November 2015

Measurement of Inflammatory Bowel Disease Symptoms: Reliability of an Abbreviated Approach to Data Collection.

Inflamm Bowel Dis 2015 Oct;21(10):2262-71

Departments of *Medicine, and †Biostatistics and Epidemiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; ‡Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; and §Departments of Medicine and Public Health Sciences, Pennsylvania State College of Medicine, Hershey, Pennsylvania.

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http://dx.doi.org/10.1097/MIB.0000000000000496DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4567473PMC
October 2015

Can Colonoscopy Reduce the Risk of Colon Cancer and Mortality in Patients With Inflammatory Bowel Disease?

Clin Gastroenterol Hepatol 2015 Sep 25;13(9):1702-3. Epub 2015 Feb 25.

Division of Gastroenterology and Hepatology, University of Pennsylvania Health System, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1016/j.cgh.2015.02.032DOI Listing
September 2015

Radiofrequency Ablation Is Associated With Decreased Neoplastic Progression in Patients With Barrett's Esophagus and Confirmed Low-Grade Dysplasia.

Gastroenterology 2015 Sep 24;149(3):567-76.e3; quiz e13-4. Epub 2015 Apr 24.

Department of Medicine, Division of Gastroenterology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Department of Biostatistics and Epidemiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1053/j.gastro.2015.04.013DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4550488PMC
September 2015

Power and sample-size estimation for microbiome studies using pairwise distances and PERMANOVA.

Bioinformatics 2015 Aug 29;31(15):2461-8. Epub 2015 Mar 29.

Department of Biostatistics and Epidemiology, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA 19104, USA.

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https://academic.oup.com/bioinformatics/article-lookup/doi/1
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http://dx.doi.org/10.1093/bioinformatics/btv183DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4514928PMC
August 2015

Comparative Effectiveness of Nutritional and Biological Therapy in North American Children with Active Crohn's Disease.

Inflamm Bowel Dis 2015 Aug;21(8):1786-93

*Department of Pediatrics, Division of Gastroenterology, Hepatology and Nutrition, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania; †Department of Pediatric, Division of Gastroenterology and Nutrition Seattle Children's Hospital, Seattle, Washington; and University of Washington; ‡Department of Pediatrics, IWK Health Centre, Halifax, NS, Canada; §Department of Pediatrics, Division of Gastroenterology, Hepatology and Nutrition, Hospital for Sick Children, University of Toronto, Toronto, ON, Canada; ||School of Nursing, University of Pennsylvania, Philadelphia, Pennsylvania; ¶Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; **Department of Microbiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; and ††Department of Medicine, Division of Gastroenterology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://pdfs.journals.lww.com/ibdjournal/2015/08000/Comparati
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http://dx.doi.org/10.1097/MIB.0000000000000426DOI Listing
August 2015

Fungal Signature in the Gut Microbiota of Pediatric Patients With Inflammatory Bowel Disease.

Inflamm Bowel Dis 2015 Aug;21(8):1948-56

*Division of Gastroenterology, Perelman School of Medicine, The University of Pennsylvania, Philadelphia, Pennsylvania; †Department of Microbiology, Perelman School of Medicine, The University of Pennsylvania, Philadelphia, Pennsylvania; and ‡Division of Gastroenterology, Hepatology, and Nutrition, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1097/MIB.0000000000000454DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4509842PMC
August 2015

Antibiotic Exposure and Juvenile Idiopathic Arthritis: A Case-Control Study.

Pediatrics 2015 Aug 20;136(2):e333-43. Epub 2015 Jul 20.

Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Rutgers Biomedical and Health Sciences, New Brunswick, New Jersey.

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http://dx.doi.org/10.1542/peds.2015-0036DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4516942PMC
August 2015

Non-invasive estimation of middle-ear input impedance and efficiency.

J Acoust Soc Am 2015 Aug;138(2):977-93

Boys Town National Research Hospital, 555 North 30th Street, Omaha, Nebraska 68131, USA.

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http://dx.doi.org/10.1121/1.4927408DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4545079PMC
August 2015

Effectiveness and Safety of Immunomodulators With Anti-Tumor Necrosis Factor Therapy in Crohn's Disease.

Clin Gastroenterol Hepatol 2015 Jul 24;13(7):1293-1301.e5; quiz e70, e72. Epub 2015 Feb 24.

Department of Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Center for Pharmacoepidemiology Research and Teaching, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Department of Biostatistics and Epidemiology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1016/j.cgh.2015.02.017DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4475667PMC
July 2015

ACA-mandated elimination of cost sharing for preventive screening has had limited early impact.

Am J Manag Care 2015 Jul;21(7):511-7

Perelman School of Medicine, University of Pennsylvania, 1318 Blockley Hall, 423 Guardian Dr, Philadelphia, PA 19104. E-mail:

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http://www.cmu.edu/dietrich/sds/docs/loewenstein/ACAMandated
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6220419PMC
July 2015

Population-representative incidence of drug-induced acute liver failure based on an analysis of an integrated health care system.

Gastroenterology 2015 Jun 28;148(7):1353-61.e3. Epub 2015 Feb 28.

Center for Clinical Epidemiology and Biostatistics, Department of Biostatistics and Epidemiology, University of Pennsylvania, Philadelphia, Pennsylvania; Center for Pharmacoepidemiology Research and Training, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Division of Infectious Diseases, Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1053/j.gastro.2015.02.050DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4446162PMC
June 2015

Covalent Modification of Bacteriophage T4 DNA Inhibits CRISPR-Cas9.

MBio 2015 Jun 16;6(3):e00648. Epub 2015 Jun 16.

Department of Microbiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA

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http://dx.doi.org/10.1128/mBio.00648-15DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4471564PMC
June 2015

Diet in the pathogenesis and treatment of inflammatory bowel diseases.

Gastroenterology 2015 May 15;148(6):1087-106. Epub 2015 Jan 15.

Division of Gastroenterology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2015.01.007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4409494PMC
May 2015

Serial fecal calprotectin measurements to detect endoscopic recurrence in postoperative Crohn's disease: is colonoscopic surveillance no longer needed?

Gastroenterology 2015 May 21;148(5):889-92. Epub 2015 Mar 21.

Division of Gastroenterology, Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1053/j.gastro.2015.03.022DOI Listing
May 2015

Invasive insect effects on nitrogen cycling and host physiology are not tightly linked.

Tree Physiol 2015 Feb 25;35(2):124-33. Epub 2015 Feb 25.

Louis Calder Center, Department of Biological Sciences, Center for Urban Ecology, Fordham University, Armonk, NY 10504, USA University of Western Sydney, Hawkesbury Institute for the Environment, Richmond, NSW 2753, Australia

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http://dx.doi.org/10.1093/treephys/tpv004DOI Listing
February 2015

Validation of a coding algorithm to identify bladder cancer and distinguish stage in an electronic medical records database.

Cancer Epidemiol Biomarkers Prev 2015 Jan 11;24(1):303-7. Epub 2014 Nov 11.

Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania.

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http://dx.doi.org/10.1158/1055-9965.EPI-14-0677DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4294969PMC
January 2015