Journal of Public Health and Epidemiology 2141-2316 Academic Journals 10.5897/JPHE2014.0679 Atinuke Adebanji Shola Adeyemi Mark Gyamfi * E-mail: sholadeyemi2003@yahoo.com 2015 31 03 2015 01 10 2014 26 01 2015 7 3 59 64 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/CB29D0050858 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/JPHE/article-full-text-pdf/CB29D0050858 1 2 3 4 5 6 7 8 9 10 11