About the Authors

Elena Losina

elosina@partners.org

Affiliations Division of General Medicine, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Department of Orthopedics, Brigham and Women's Hospital, Boston, Massachusetts, United States of America, Division of Rheumatology, Brigham and Women's Hospital, Boston, Massachusetts, United States of America, Departments of Biostatistics and Epidemiology, Boston University School of Public Health, Boston, Massachusetts, United States of America, Department of Medicine, Harvard Medical School, Boston, Massachusetts, United States of America

Ingrid V. Bassett

Affiliations Division of General Medicine, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Division of Infectious Disease, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Department of Medicine, Harvard Medical School, Boston, Massachusetts, United States of America

Janet Giddy

Affiliation Department of Medicine, McCord Hospital, Durban, South Africa

Senica Chetty

Affiliation Department of Medicine, McCord Hospital, Durban, South Africa

Susan Regan

Affiliations Division of General Medicine, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Department of Medicine, Harvard Medical School, Boston, Massachusetts, United States of America

Rochelle P. Walensky

Affiliations Division of General Medicine, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Division of Infectious Disease, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts, United States of America, Center for AIDS Research, Harvard Medical School, Boston, Massachusetts, United States of America, Department of Medicine, Harvard Medical School, Boston, Massachusetts, United States of America, Departments of Epidemiology and Health Policy and Management, Harvard School of Public Health, Boston, Massachusetts, United States of America

Douglas Ross

Affiliation Department of Medicine, St. Mary's Hospital, Durban, South Africa

Callie A. Scott

Affiliation Division of General Medicine, Massachusetts General Hospital, Boston, Massachusetts, United States of America

Lauren M. Uhler

Affiliation Division of General Medicine, Massachusetts General Hospital, Boston, Massachusetts, United States of America

Jeffrey N. Katz

Affiliations Department of Orthopedics, Brigham and Women's Hospital, Boston, Massachusetts, United States of America, Division of Rheumatology, Brigham and Women's Hospital, Boston, Massachusetts, United States of America, Departments of Epidemiology and Health Policy and Management, Harvard School of Public Health, Boston, Massachusetts, United States of America

Helga Holst

Affiliation Department of Medicine, McCord Hospital, Durban, South Africa

Kenneth A. Freedberg

Affiliations Division of General Medicine, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Division of Infectious Disease, Massachusetts General Hospital, Boston, Massachusetts, United States of America, Departments of Biostatistics and Epidemiology, Boston University School of Public Health, Boston, Massachusetts, United States of America, Center for AIDS Research, Harvard Medical School, Boston, Massachusetts, United States of America, Department of Medicine, Harvard Medical School, Boston, Massachusetts, United States of America, Departments of Epidemiology and Health Policy and Management, Harvard School of Public Health, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EL IVB RPW KAF. Performed the experiments: EL IVB SC. Analyzed the data: EL SR. Contributed reagents/materials/analysis tools: IVB SC SR CAS LMU. Wrote the paper: EL. Supervised study enrollment and follow-up at McCord Hospital: JG HH. Coordinated study enrollment and follow-up at both South African sites: SC. Managed the database in Boston: SR. Contributed to the design of the study: RPW JK. Supervised study enrollment and follow-up at St. Mary's Hospital: DR. Contributed to writing the paper: LMU.