Mbopi-Keou Francois-Xavier, Nguefack-Tsague Georges, Kalla Ginette Claude Mireille, Viche Lade, Noubom Michel
Faculty of Medicine & Biomedical Sciences, University of Yaounde I, Yaounde-Cameroon ; National Public Health Laboratory, Ministry of Public Health, Yaounde, Cameroon.
Pan Afr Med J. 2013 Aug 5;15:119. doi: 10.11604/pamj.2013.15.119.2968. eCollection 2013.