1. Medical Research Council/Uganda Virus Research Institute, Uganda Research Unit on AIDSEntebbe Uganda
2. Epidemiology and Cancer Statistics GroupDepartment of Health SciencesUniversity of YorkHeslington York United Kingdom
3. Institute of Cancer Research, University of GlasgowScotland United Kingdom
4. Department of Infectious Disease Epidemiology (ELW)London School of Hygiene and Tropical MedicineBloomsbury London United Kingdom
5. Department of Clinical Research (AME)London School of Hygiene and Tropical MedicineBloomsbury London United Kingdom
6. Viral Oncology Section, AIDS and Cancer Virus Program, Leidos Biomedical, Frederick National Laboratory for Cancer ResearchFrederick MD
7. International Agency for Research on CancerLyon France