Ann Surg 2016 Feb;263(2):392-8
*Northwestern Institute for Comparative Effectiveness Research (NICER) in Oncology, Robert H. Lurie Comprehensive Cancer Center, Chicago, IL †Surgical Oncology and Quality Improvement Center, Department of Surgery, Northwestern University, Feinberg School of Medicine, Chicago, IL ‡Department of Surgery, Massachusetts General Hospital, Boston, MA §Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL ¶Department of Surgery, University of Chicago Pritzker School of Medicine, Chicago, IL ||Division of Hematology/Oncology, Department of Medicine, Robert H. Lurie Comprehensive Cancer Center of Northwestern University, Feinberg School of Medicine, Chicago, IL **Cancer Programs, American College of Surgeons, Chicago, IL ††Department of Surgery, NorthShore University HealthSystem, Evanston, IL.