Lynn Morris
National Institute for Communicable Diseases, Private Bag X4, Sandringham, Johannesburg 2131.
Carolyn Williamson
Division of Medical Virology, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Anzio Road, Observatory 7925.
Koleka Mlisana
Centre for the AIDS Programme of Research in South Africa (CAPRISA), Doris Duke Medical Research Institute, Nelson R. Mandela School of Medicine, University of KwaZulu-Natal, Private Bag X7, Congella 4013.
Glenda Gray
Perinatal HIV Research Unit, University of theWitwatersrand, PO Box 114, Diepkloof 1864.
