Publications by authors named "Sibongile Walaza"

72Publications

A Retrospective observational cohort study of the effect of antenatal influenza vaccination on birth outcomes in Cape Town, South Africa, 2015-2016.

Influenza Other Respir Viruses 2021 Jan 16. Epub 2021 Jan 16.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa.

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January 2021

Influenza economic burden among potential target risk groups for immunization in South Africa, 2013-2015.

Vaccine 2020 Oct 24;38(45):7007-7014. Epub 2020 Sep 24.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa. Electronic address:

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October 2020

Influenza disease burden among potential target risk groups for immunization in South Africa, 2013-2015.

Vaccine 2020 06 7;38(27):4288-4297. Epub 2020 May 7.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa. Electronic address:

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June 2020

Influenza and tuberculosis co-infection: A systematic review.

Influenza Other Respir Viruses 2020 01 30;14(1):77-91. Epub 2019 Sep 30.

Influenza Division, Centers for Disease Control and Prevention, Atlanta, GA, USA.

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January 2020

Outbreak of influenza A in a boarding school in South Africa, 2016.

Pan Afr Med J 2019 21;33:42. Epub 2019 May 21.

Centre for Respiratory Diseases and Meningitis (CRDM), National Institute for Communicable Diseases (NICD) of the National Health Laboratory Service (NHLS), Johannesburg, South Africa.

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September 2019

Health and economic burden of influenza-associated illness in South Africa, 2013-2015.

Influenza Other Respir Viruses 2019 09 11;13(5):484-495. Epub 2019 Jun 11.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa.

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September 2019

Challenges and clinical relevance of molecular detection of Bordetella pertussis in South Africa.

BMC Infect Dis 2019 Mar 21;19(1):276. Epub 2019 Mar 21.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Private Bag X4, Sandringham, Gauteng, 2131, South Africa.

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March 2019

Prioritization of risk groups for influenza vaccination in resource limited settings - A case study from South Africa.

Vaccine 2019 01 22;37(1):25-33. Epub 2018 Nov 22.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.

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January 2019

Respiratory syncytial virus in adults with severe acute respiratory illness in a high HIV prevalence setting.

J Infect 2017 10 1;75(4):346-355. Epub 2017 Jul 1.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; Medical Research Council: Respiratory and Meningeal Pathogens Research Unit and Department of Science and Technology/National Research Foundation: Vaccine Preventable Diseases, University of the Witwatersrand, Johannesburg, South Africa.

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October 2017

Estimating vaccine effectiveness in preventing laboratory-confirmed influenza in outpatient settings in South Africa, 2015.

Influenza Other Respir Viruses 2017 03 20;11(2):177-181. Epub 2016 Dec 20.

National Health Laboratory Services (NHLS), National Institute for Communicable Diseases (NICD), Johannesburg, South Africa.

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March 2017

Epidemiology of Acute Lower Respiratory Tract Infection in HIV-Exposed Uninfected Infants.

Pediatrics 2016 Apr 29;137(4). Epub 2016 Mar 29.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; Medical Research Council, Respiratory and Meningeal Pathogens Research Unit, Faculty of Health Sciences, Department of Science and Technology/National Research Foundation: Vaccine Preventable Diseases.

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April 2016

Recommendations pertaining to the use of influenza vaccines and influenza antiviral drugs, 2016.

S Afr Med J 2016 Feb 4;106(3):251-3. Epub 2016 Feb 4.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases, Johannesburg, South Africa.

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February 2016

Streptococcus pneumoniae Serotypes and Mortality in Adults and Adolescents in South Africa: Analysis of National Surveillance Data, 2003 - 2008.

PLoS One 2015 13;10(10):e0140185. Epub 2015 Oct 13.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases (NICD) of the National Health Laboratory Service (NHLS), Johannesburg, South Africa; School of Pathology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg South Africa.

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June 2016

An Outbreak of Lymphocutaneous Sporotrichosis among Mine-Workers in South Africa.

PLoS Negl Trop Dis 2015 Sep 25;9(9):e0004096. Epub 2015 Sep 25.

National Institute for Communicable Diseases, a Division of the National Health Laboratory Service, Johannesburg, South Africa; University of the Witwatersrand, Johannesburg, South Africa.

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September 2015

Human metapneumovirus-associated severe acute respiratory illness hospitalisation in HIV-infected and HIV-uninfected South African children and adults.

J Clin Virol 2015 Aug 18;69:125-32. Epub 2015 Jun 18.

Medical Research Council: Respiratory and Meningeal Pathogens Research Unit, University of the Witwatersrand, Johannesburg, South Africa; Department of Science and Technology/National Research Foundation: Vaccine Preventable Diseases, University of the Witwatersrand, Johannesburg, South Africa; Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa.

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August 2015

Determining the Provincial and National Burden of Influenza-Associated Severe Acute Respiratory Illness in South Africa Using a Rapid Assessment Methodology.

PLoS One 2015 8;10(7):e0132078. Epub 2015 Jul 8.

National Institute of Communicable Diseases, Johannesburg, South Africa; Schools of Public Health and Pathology, University of the Witwatersrand, Johannesburg, South Africa.

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April 2016

Excess Mortality Associated with Influenza among Tuberculosis Deaths in South Africa, 1999-2009.

PLoS One 2015 15;10(6):e0129173. Epub 2015 Jun 15.

National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; Influenza Division, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America; Influenza Division, Centers for Disease Control and Prevention, Pretoria, South Africa.

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April 2016

Potential Impact of Co-Infections and Co-Morbidities Prevalent in Africa on Influenza Severity and Frequency: A Systematic Review.

PLoS One 2015 11;10(6):e0128580. Epub 2015 Jun 11.

Influenza Division, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America.

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April 2016

Mortality Associated With Seasonal and Pandemic Influenza Among Pregnant and Nonpregnant Women of Childbearing Age in a High-HIV-Prevalence Setting-South Africa, 1999-2009.

Clin Infect Dis 2015 Oct 9;61(7):1063-70. Epub 2015 Jun 9.

Center for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.

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October 2015

Evaluation of influenza vaccine effectiveness and description of circulating strains in outpatient settings in South Africa, 2014.

Influenza Other Respir Viruses 2015 Jul;9(4):209-15

National Institute for Communicable Diseases (NICD) , National Health laboratory services (NHLS), Johannesburg, South Africa.

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July 2015

Evaluation of two influenza surveillance systems in South Africa.

PLoS One 2015 30;10(3):e0120226. Epub 2015 Mar 30.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Services, Johannesburg, South Africa; Schools of Public Health and Pathology, University of the Witwatersrand, Johannesburg, South Africa.

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April 2016

Mortality amongst patients with influenza-associated severe acute respiratory illness, South Africa, 2009-2013.

PLoS One 2015 18;10(3):e0118884. Epub 2015 Mar 18.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; Medical Research Council, Respiratory and Meningeal Pathogens Research Unit, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa; Department of Science and Technology/National Research Foundation: Vaccine Preventable Diseases; University of the Witwatersrand; Johannesburg; South Africa.

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February 2016

Epidemiology of severe acute respiratory illness (SARI) among adults and children aged ≥5 years in a high HIV-prevalence setting, 2009-2012.

PLoS One 2015 23;10(2):e0117716. Epub 2015 Feb 23.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; Medical Research Council, Respiratory and Meningeal Pathogens Research Unit, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa; Department of Science and Technology/National Research Foundation: Vaccine Preventable Diseases, University of the Witwatersrand, Johannesburg, South Africa.

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January 2016

Effectiveness and knowledge, attitudes and practices of seasonal influenza vaccine in primary healthcare settings in South Africa, 2010-2013.

Influenza Other Respir Viruses 2015 May;9(3):143-50

National Institute for Communicable Diseases (NICD) of the National Health Laboratory Services (NHLS), Johannesburg, South Africa.

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May 2015

Influenza virus infection is associated with increased risk of death amongst patients hospitalized with confirmed pulmonary tuberculosis in South Africa, 2010-2011.

BMC Infect Dis 2015 Jan 27;15:26. Epub 2015 Jan 27.

Centre for Respiratory Disease and Meningitis, National Institute for Communicable Diseases (NICD) of the National Health Laboratory Service (NHLS), Private Bag X4, Sandringham, 2131, Johannesburg, Gauteng, South Africa.

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January 2015

Effectiveness of monovalent human rotavirus vaccine against admission to hospital for acute rotavirus diarrhoea in South African children: a case-control study.

Lancet Infect Dis 2014 Nov 7;14(11):1096-1104. Epub 2014 Oct 7.

Department of Science and Technology/National Research Foundation: Vaccine Preventable Diseases, University of the Witwatersrand, Johannesburg, South Africa; Medical Research Council: Respiratory and Meningeal Pathogens Research Unit, University of the Witwatersrand, Johannesburg, South Africa; National Institute for Communicable Diseases: a Division of National Health Laboratory Service, Sandringham, South Africa.

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November 2014

Epidemiology of viral-associated acute lower respiratory tract infection among children <5 years of age in a high HIV prevalence setting, South Africa, 2009-2012.

Pediatr Infect Dis J 2015 Jan;34(1):66-72

From the *Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service; †School of Public Health, Faculty of Health Sciences, University of the Witwatersrand; ‡Medical Research Council, Respiratory and Meningeal Pathogens Research Unit, Faculty of Health Sciences, University of the Witwatersrand; §Department of Science and Technology/National Research Foundation, Vaccine Preventable Diseases, University of the Witwatersrand, Johannesburg, South Africa; ¶Influenza Division, Centers for Disease Control and Prevention, Atlanta, GA; ‖Influenza Programme, Centers for Disease Control and Prevention-South Africa, Pretoria; **Department of Medicine, Pietermaritzburg Metropolitan Hospital; ††Department of Medicine, University of KwaZulu Natal; ‡‡Department of Paediatrics, Pietermaritzburg Metropolitan Hospital §§School of Pathology, University of KwaZulu Natal, Pietermaritzburg; ¶¶Department of Medicine, Klerksdorp Tshepong Hospital, Klerksdorp; ‖‖Department of Medicine, Faculty of Health Sciences, University of the Witwatersrand; ***MRC/Wits Rural Public Health and Health Transitions Research Unit (Agincourt), School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa; †††Centre for Global Health Research, Umeå University, Umeå, Sweden; ‡‡‡INDEPTH Network, Accra, Ghana; and §§§Zoonoses Research Unit, Department of Medical Virology, University of Pretoria, Gauteng, South Africa.

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January 2015

Genetic diversity and molecular epidemiology of human rhinoviruses in South Africa.

Influenza Other Respir Viruses 2014 Sep 3;8(5):567-73. Epub 2014 Jul 3.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa; Department of Medical Virology, University of Pretoria, Pretoria, South Africa.

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September 2014

High nasopharyngeal pneumococcal density, increased by viral coinfection, is associated with invasive pneumococcal pneumonia.

J Infect Dis 2014 Nov 6;210(10):1649-57. Epub 2014 Jun 6.

Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases, National Health Laboratory Service Faculty of Health Sciences Medical Research Council: Respiratory and Meningeal Pathogens Research Unit.

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November 2014