1. a Behavioral and Social Science Research , Family Health International, Research Triangle Park , USA
2. b Gillings School of Global Public Health , University of North Carolina at Chapel Hill , Chapel Hill , USA
3. c Family Health International , Kampala , Uganda
4. d Ministry of Health , Kampala , Uganda
5. e School of Public Health , Makerere University , Kampala , Uganda
6. f Department of Public Health Sciences, Division of Global Health , Karolinska Institute , Solna , Sweden
7. g Department of Sociology and Anthropology , Makerere University , Kampala , Uganda