1 University of Yaounde I, Faculty of Medicine and Biomedical Sciences, Yaounde, Cameroon.
2 Gynecologic and Pediatric Hospital, Yaounde, Cameroon; Hôpital Européen Georges Pompidou and Université Paris Descartes, Paris Sorbonne Cité, Paris, France.
3 University of Yaounde I, Faculty of Medicine and Biomedical Sciences, Yaounde, Cameroon; The Institute for the Development of Africa (The-IDA), Yaounde, Cameroon; UNAIDS Scientific and Technical Advisory Committee (STAC). Electronic address: [email protected].