1. Epidemiology and Public Health Department, Swiss Tropical and Public Health Institute (Swiss TPH), Allschwil, Switzerland
2. University of Basel, Basel, Switzerland
3. Population Studies Unit, Centro de Investigação em Saúde de Manhiça (CISM), Maputo, Mozambique
4. Department of Public Health & Global Health, Division of Infectious Diseases, Epidemiology, Biostatistics and Prevention Institute, University of Zurich, Zurich, Switzerland
5. Community Health Department, Faculty of Medicine, University Eduardo Mondlane (UEM), Maputo, Mozambique