[1] University of Gondar,Department of Human Anatomy, School of Medicine, College of Medicine and Health Science
[2] University of Gondar,Department of Epidemiology & Biostatistics, College of Medicine and Health Science, Institute of Public Health
[3] Addis Ababa University,Center for Innovative Drug Development and Therapeutic Trials for Africa (CDT
[4] University of Gondar,Africa), College of Health Sciences
[5] Debre Markos University,Department of Human Physiology, School of Medicine, College of Medicine and Health Science
[6] University of Gondar,Department of Biomedical Science
[7] Wollo University,Department of Social and Administrative Pharmacy, College of Medicine and Health Science
[8] University of Gondar,Department of Anesthesia
[9] University of Gondar,Department of Clinical Pharmacy, College of Medicine and Health Science
[10] Debre Tabor University,Department of Reproductive Health
[11] University of Gondar,Unit of Human Physiology, Department of Biomedical Science, College of Health Sciences
[12] University of Gondar Specialized Hospital,Department of Health Education and Behavioral Sciences
[13] University of Gondar,Department of Nutritional Care and Counseling