A prospective cohorth study of HIV-1-infected pregnant women and their infants in latin America and the Caribbean: the NICHD international site development initiative perinatal study - Read, Jennifer; Cahn, P.; Losso, M.; Pinto, J.; João, E.; Duarte, Geraldo; Chang, D.; Cardoso, E.; Szyld, E.; Korelitz, J.; Succi, R.; Souza, R. de; et al. (Conference on Retroviruses and Opportunistic Infections (CROI, 2005)