Journal of Public Health and Epidemiology 2141-2316 Academic Journals 10.5897/JPHE2017.0933 Kouadio Daniel Ekra Djibril Cherif Damus Paquin Kouassi Yao Lucien Konan Daouda Coulibaly Youssouf Traore Simplice Ncho Dagnan * E-mail: bekansy_1@yahoo.fr 2017 31 08 2017 12 03 2017 14 07 2017 9 8 212 218 This is an open-access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. This article is available from http://politicalwaffle.uk/journal/JPHE/article-abstract/BC3443C65331 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/JPHE/article-full-text-pdf/BC3443C65331 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28