Affiliation

• ¹ From the Departments of Epidemiology and Infectious Diseases and Microbiology, University of Pittsburgh School of Public Health, Pittsburgh (J.B.N.); the Departments of Epidemiology and International Health, Johns Hopkins Bloomberg School of Public Health (J.B.N.), and the Institute of Human Virology, University of Maryland School of Medicine (A.A.) - both in Baltimore; the Department of Medicine, Division of Infectious Diseases, Stellenbosch University Faculty of Medicine and Health Sciences, Cape Town, South Africa (J.B.N.), Makerere University School of Public Health, Kampala (D.S.), and Rakai Health Sciences Program, Kalisizo (D.S.) - both in Uganda; the International Research Center of Excellence, Institute of Human Virology, Abuja, Nigeria (A.A.); the Centre for Infectious Disease Research in Zambia, Lusaka (I.S.); the Centre for the AIDS Programme of Research in South Africa, Durban (Q.A.K.); and the Mailman School of Public Health, Columbia University, New York (Q.A.K.).