About the Authors

Eugene T. Richardson

etr@stanford.edu

Affiliations Division of Infectious Diseases and Geographic Medicine, Stanford University School of Medicine, Stanford, California, United States of America, Department of Anthropology, Stanford University, Stanford, California, United States of America, Desmond Tutu HIV Centre, Institute of Infectious Diseases and Molecular Medicine, University of Cape Town, Cape Town, Republic of South Africa

Carl D. Morrow

Affiliation Desmond Tutu HIV Centre, Institute of Infectious Diseases and Molecular Medicine, University of Cape Town, Cape Town, Republic of South Africa

Darryl B. Kalil

Affiliation Desmond Tutu HIV Centre, Institute of Infectious Diseases and Molecular Medicine, University of Cape Town, Cape Town, Republic of South Africa

Linda-Gail Bekker

Affiliation Desmond Tutu HIV Centre, Institute of Infectious Diseases and Molecular Medicine, University of Cape Town, Cape Town, Republic of South Africa

Robin Wood

Affiliation Desmond Tutu HIV Centre, Institute of Infectious Diseases and Molecular Medicine, University of Cape Town, Cape Town, Republic of South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RW. Performed the experiments: ETR CDM DBK LGB RW. Analyzed the data: ETR CDM DBK LGB RW. Contributed reagents/materials/analysis tools: RW. Wrote the paper: ETR.