Journal of Clinical Medicine and Research 2141-2235 Academic Journals 10.5897/JCMR2016.0280 Hunduma Jisha Chawaka Merga Haile Temesgen * E-mail: hunjisha@gmail.com 2016 30 11 2016 06 10 2016 15 11 2016 8 1 1 11 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/JCMR/article-abstract/43EF71461830 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/JCMR/article-full-text-pdf/43EF71461830 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22