1. School of Public Health College of Medicine and Health Sciences University of Rwanda Kigali Rwanda
2. Faculty of Medicine Department of Community Medicine and Global Health Institute of Health and Society University of Oslo Oslo Norway
3. Tropical Institute of Community Health and Development Kisumu Kenya
4. Department of Medicine Makerere University College of Health Sciences Kampala Uganda
5. Centre for Epidemic Intervention Research Norwegian Institute of Public Health Oslo Norway
6. Faculty of Health Sciences Oslo Metropolitan University Oslo Norway
7. Department of Health Sciences Ålesund Norwegian University of Science and Technology (NTNU) Ålesund Norway
8. Health Systems Research Unit South African Medical Research Council Cape Town South Africa