1. Projecto de Saúde de Bandim, INDEPTH Network, Apertado 861, 1004 Bissau Codex, Guinea-Bissau.
2. National HIV Programme, Ministry of Health, Bissau, Guinea-Bissau.
3. National Public Health Laboratory, Bissau, Guinea-Bissau.
4. Department of Clinical Immunology, Aarhus University Hospital, Denmark.
5. Department of Infectious Diseases, Aarhus University Hospital, Aarhus, Denmark.
6. GloHAU, Center for Global Health, Aarhus University, Denmark.