About the Authors

Geoffrey Fatti

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Visualization, Writing – original draft, Writing – review & editing

geoffrey.fatti@khethimpilo.org

Affiliations Kheth’Impilo, Cape Town, South Africa, South African Centre for Epidemiological Modelling and Analysis (SACEMA), Stellenbosch University, Stellenbosch, South Africa

Najma Shaikh

Roles Writing – review & editing

Affiliation Kheth’Impilo, Cape Town, South Africa

Debra Jackson

Roles Writing – review & editing

Affiliations UNICEF, New York, New York, United States of America, School of Public Health, University of the Western Cape, Cape Town, South Africa

Ameena Goga

Roles Writing – review & editing

Affiliations Health Systems Research Unit, South African Medical Research Council, Pretoria, South Africa, Department of Paediatrics, University of Pretoria, Pretoria, South Africa

Jean B. Nachega

Roles Supervision, Writing – review & editing

Affiliations Departments of Epidemiology, Infectious Diseases and Microbiology, University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pennsylvania, United States of America, Department of Medicine and Centre for Infectious Diseases, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa, Departments of Epidemiology and International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Brian Eley

Roles Writing – review & editing

Affiliation Department of Paediatrics and Child Health, Red Cross War Memorial Children’s Hospital, University of Cape Town, Cape Town, South Africa

Ashraf Grimwood

Roles Conceptualization, Writing – review & editing

Affiliation Kheth’Impilo, Cape Town, South Africa

Competing Interests

The Positive Action for Children’s Fund, ViiV Healthcare, funded the implementation of the program that was evaluated in this study. ViiV Healthcare did not provide employment or consultancy for any of the investigators. Neither the program nor the study involved any patents, products in development, or marketed products related to ViiV Healthcare. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.