1. From the Desmond Tutu HIV Centre (L.-G.B., K.G., G.N., Y.S.) and the Department of Medicine, Vuka Research Clinic (A.M.W.), University of Cape Town, Cape Town, the Department of Epidemiology and Prevention, Centre for the AIDS Programme of Research in South Africa (Q.A.K.), Centre for the AIDS Programme of Research in South Africa, University of KwaZulu-Natal (I.H., L.E.M., D.M., M.N., D.P.), the Department of Obstetrics and Gynaecology, Wits Maternal, Adolescent, and Child Health Research Unit,...