[1] Univ Gondar, Inst Publ Hlth, Coll Med & Hlth Sci, Dept Reprod Hlth, Gondar, Ethiopia
[2] Univ Gondar, Coll Med & Hlth Sci, Sch Nursing, Gondar, Ethiopia
[3] Univ Gondar, Coll Med & Hlth Sci, Sch Midwifery, Gondar, Ethiopia
[4] Zewuditu Mem Hosp, Dept Obstet & Gynecol, Addis Ababa, Ethiopia
[5] Univ Gondar, Inst Publ Hlth, Coll Med & Hlth Sci, Dept Epidemiol & Biostat, Gondar, Ethiopia
[6] Univ Gondar, Inst Publ Hlth, Coll Med & Hlth Sci, Dept Hlth Syst & Policy, Gondar, Ethiopia