Authors: Dickson Shey Nsagha; Elijah Afolabi Bamgboye; Jules Clement Nguedia Assob; Anna Longdoh Njunda; Henri Lucien Foumou Kamga; Anne-Cécile Zoung-Kanyi Bissek; Earnest Nji Tabah; Alain Bankole O O Oyediran; Alfred Kongnyu Njamnshi Journal: Pan Afr Med J Date: 2011-05-17