1. Debark District Hospital Northwest, Debark, Ethiopia
2. School of Public Health, College of Medicine and Health Science, University of Gondar, Gondar, Ethiopia
3. Amanuel Mental Specialized Hospital, Addis Ababa, Ethiopia
4. College of Health Science, Debre Tabor University, Debre Tabor, Ethiopia
5. Psychiatry Department, College of Medicine and Health Sciences, Bahir Dar University, Bahir Dar, Ethiopia