- 6-month efficacy, tolerance, and acceptability of a short regimen of oral zidovudine to reduce vertical transmission of HIV in breastfed children in Côte d'Ivoire and Burkina Faso: a double-blind placebo-controlled multicentre trial. DITRAME Study Group. DIminution de la Transmission Mère-Enfant. Dabis, F., Msellati, P., Meda, N., Welffens-Ekra, C., You, B., Manigart, O., Leroy, V., Simonon, A., Cartoux, M., Combe, P., Ouangré, A., Ramon, R., Ky-Zerbo, O., Montcho, C., Salamon, R., Rouzioux, C., Van de Perre, P., Mandelbrot, L. Lancet (1999)