Aurum Institute for Health Research, Klerksdorp, South Africa
Perinatal HIV Research Unit, Soweto, South Africa
Emavundleni Desmond Tutu HIV Centre CRS, Cape Town, Western Cape, South Africa
HVTN Clinical Research Site (HVTN CRS) ,, Lausanne, Switzerland
Desmond Tutu HIV Centre, Cape Town, Western Cape, South Africa
Perinatal HIV Research Unit, Johannesburg, Gauteng, South Africa
Aurum Institute for Health Research, Klerksdorp, North-West Province, South Africa
BH10/513, Lausanne, Switzerland
BT06/614, Lausanne, Switzerland
University of MD - Inst. of Human Virology (IHV), Baltimore, Maryland, United States
Univ of Alabama at Birmingham, Birmingham, Alabama, United States
San Francisco Dept of Hlth / AIDS Office, San Francisco, California, United States