1. Department of Population, Family and Reproductive Health Johns Hopkins Bloomberg School of Public Health Baltimore USA
2. “Soins et Sant” primaire CESP Centre for Research in Epidemiology and Population Health France
3. Department of Community Health and Behavioural Sciences School of Public Health Makerere University Kampala Uganda
4. Department of Epidemiology and Biostatistics School of Public Health Makerere University Kampala Uganda