[1] Samara Univ, Coll Med & Hlth Sci, Dept Publ Hlth, Samara, Ethiopia
[2] Univ Gondar, Coll Med & Hlth Sci, Sch Midwifery, Dept Gen Midwifery, Gondar, Ethiopia
[3] Univ Gondar, Coll Med & Hlth Sci, Dept Psychiat, Gondar, Ethiopia
[4] Debre Tabor Univ, Sch Med & Hlth Sci, Dept Ophthalmol, Debre Tabor, Ethiopia
[5] Wolaita Sodo Univ, Coll Med & Hlth Sci, Sch Publ Hlth, Dept Epidemiol & Biostat, Wolaita Sodo, Ethiopia
[6] Univ Gondar, Inst Publ Hlth, Coll Med & Hlth Sci, Dept Publ Hlth Officer, Gondar, Ethiopia
[7] Adama Gen Hosp & Med Coll, Dept Med, Adama, Ethiopia