[1] Ethiopian Publ Hlth Inst, Hlth Syst & Reprod Hlth Res Directorate, Addis Ababa, Ethiopia
[2] Jimma Univ, Inst Hlth, Dept Hlth Policy & Management, PB 378, Jimma, Ethiopia
[3] Minist Hlth, Maternal Child & Adolescent Hlth Lead Execut Off, Addis Ababa, Ethiopia
[4] HaSET Maternal & Child Hlth Res Program, Addis Ababa, Ethiopia
[5] Addis Ababa Univ, Coll Hlth Sci, Sch Publ Hlth, Addis Ababa, Ethiopia
[6] St Pauls Hosp, Dept Gynecol & Obstet, Millennium Med Coll, Addis Ababa, Ethiopia
[7] Ethiopian Publ Hlth Inst, Res & Technol Transfer, Addis Ababa, Ethiopia
[8] Harvard Med Sch, Boston Childrens Hosp, Dept Pediat, Boston, MA USA
[9] Harvard Univ, Dept Epidemiol, T H Chan Sch Publ Hlth, Boston, MA USA
[10] Univ British Columbia, Addis Ababa, Ethiopia