1. Centre for International Health, University of Bergen, Årstadveien 21, N-5007 Bergen, Norway
2. National Data Management Center for Health, Ethiopian Public Health Institute, Gulelle Arbegnoch Street, Gulele Sub City, Addis Ababa, Ethiopia
3. School of Public Health, College of Health Sciences, Addis Ababa University, Algeria Street, Arada Sub City, Addis Ababa, Ethiopia
4. Centre for Intervention Science in Maternal and Child Health, University of Bergen, Årstadveien 21, N-5007 Bergen, Norway