<p>Habtamu Y. Gedamu<strong>1*</strong>, T. Y. Birhan<strong>1</strong>, M. F. Andargie<strong>1,</strong> E. B. Tadesse<strong>2</strong>, N. M. Derseh<strong>1</strong>&nbsp;</p><p>*First Author; E-mail: <a href="mailto:habtamuyingesu55@gmail.com"><span style="text-decoration: underline;">habtamuyingesu55@gmail.com</span></a></p><p><strong>Author's Affiliation:</strong></p><p>1 Department of Epidemiology and Biostatistics, Institute of Public Health, College of Medicine and Health Science, University of Gondar, Gondar, Ethiopia,</p><p>2CDC/GHC/DGHT, Addis Ababa, Ethiopia</p>