<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></p><p><strong>Author's Affiliation:</strong></p><p><strong>1</strong>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><h1><strong>Authors’ Email address:</strong></h1><p>HabtamuYingesu.<a href="mailto:habtamuyingesu55@gmail.com">habtamuyingesu55@gmail.com</a><strong>,</strong></p><p>Tilahun Yemanu Birhan: <a href="mailto:yemanu.tilahun@gmail.com">yemanu.tilahun@gmail.com</a></p><p>Mesafint Fikadu: <a href="mailto:mesaykira@gmail.com">mesaykira@gmail.com</a></p><p>Enyew Biru Tadesse: <a href="mailto:swt0@cdc.gov">swt0@cdc.gov</a></p><p>Nebiyu Mekonnen Derseh: <a href="mailto:nebiyumek12@gmail.com">nebiyumek12@gmail.com</a></p>