Medical Case Studies 2141-6532 Academic Journals 10.5897/MCS2018.0120 Bereket Gebremeskel Girmay Mohammed Suleiman Obsa * E-mail: bericool22@gmail.com 2018 31 03 2018 28 09 2017 27 10 2017 8 1 1 3 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 https://academicjournals.org/journal/MCS/article-abstract/33D851A56481 The full text article is available as a PDF file from https://academicjournals.org/journal/MCS/article-full-text-pdf/33D851A56481 References