Prevention of Mother-to-Child Transmission of HIV in Cameroon: Experiences from the University Teaching Hospital in Yaounde (Cameroon) - Kouam, L; Nsangou, I; Mbanya, D; Nkam, M; Kongnyuy, E J; Ngassa, P; Tebeu, P M; Elobe, N; Kamgaing, N G; Zekeng, L; Doh, A S (Zentralblatt für Gynäkologie, 2006)