1. Department of Global Health and Development London School of Hygiene and Tropical Medicine London UK
2. Department of Disease Control London School of Hygiene and Tropical Medicine London UK
3. MRC/UVRI & LSHTM Uganda Research Unit Kampala Uganda
4. Department of Medical Statistics London School of Hygiene and Tropical Medicine London UK
5. Nuffield Department of Population Health University of Oxford Oxford UK
6. WE Consult Maputo Mozambique
7. Instituto Nacional de Saúde Maputo Mozambique
8. Department of Environmental Sciences and Engineering University of North Carolina Chapel Hill North Carolina USA