About the Authors

Christopher J. Hoffmann

choffmann@jhmi.edu

Affiliation Center for TB Research, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Ebrahim Variava

Affiliation Department of Medicine, Klerksdorp Tshepong Hospital Complex and University of the Witwatersrand, Klerksdorp, South Africa

Modiehi Rakgokong

Affiliation Perinatal HIV Research Unit, University of the Witwatersrand, Johannesburg, South Africa

Katlego Masonoke

Affiliation Perinatal HIV Research Unit, University of the Witwatersrand, Johannesburg, South Africa

Martin van der Watt

Affiliation Perinatal HIV Research Unit, University of the Witwatersrand, Johannesburg, South Africa

Richard E. Chaisson

Affiliation Center for TB Research, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Neil A. Martinson

Affiliations Center for TB Research, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America, Perinatal HIV Research Unit, University of the Witwatersrand, Johannesburg, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CJH EV REC NAM. Performed the experiments: EV MR KM MvdW NAM. Analyzed the data: CJH. Wrote the paper: CJH EV MR KM MvdW REC NAM.