[1] Wollo University,Department of Health Promotion, School of Public Health, College of Medicine and Health Sciences
[2] Debre Tabor University,Department of Public Health, College of Health Science
[3] Debre Tabor University,Department of Pediatrics and Child Health Nursing, College of Health Sciences
[4] Wollo University,Department of Medical Laboratory Sciences, College of Medicine and Health Sciences
[5] University of Gonder,Department of Public Health, College of Medicine and Health Science