About the Authors

Prudence Ive

Affiliation Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

William MacLeod

Affiliations Health Economics and Epidemiology Research Office, Department of Medicine, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa, Center for Global Health and Development, Boston University, Boston, Massachusetts, United States of America, Department of International Health, Boston University School of Public Health, Boston, Massachusetts, United States of America

Nompumelelo Mkumla

Affiliation Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

Catherine Orrell

Affiliation Desmond Tutu HIV Centre, University of Cape Town, Cape Town, South Africa

Ute Jentsch

Affiliation School of Pathology and Wits Health Consortium, Johannesburg, South Africa

Carole L. Wallis

Affiliation Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

Wendy Stevens

Affiliation Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

Robin Wood

Affiliation Desmond Tutu HIV Centre, University of Cape Town, Cape Town, South Africa

Ian Sanne

Affiliation Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa

Debika Bhattacharya

debikab@mednet.ucla.edu

Affiliation David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PI CO DB WM UJ CLW WS RW IS. Performed the experiments: PI CO UJ CLW WS IS RW NM. Analyzed the data: DB PI WM WS CLW UJ NM. Contributed reagents/materials/analysis tools: CLW UJ WS NM. Wrote the paper: PI DB.