1. Centre for Geographic Medicine Research (Coast)Kenya Medical Research Institute/Wellcome Trust Research ProgrammeKilifi Kenya
2. Liverpool School of Tropical MedicineLiverpool UK
3. Centre for Clinical Vaccinology & Tropical MedicineUniversity of OxfordOxford UK
4. Swansea Trials UnitSwansea University Medical SchoolSwansea UK
5. The Aga Khan University HospitalNairobi Kenya
6. Coast Provincial General HospitalMombasa Kenya
7. Regional Blood Transfusion CentreMombasa Kenya
8. Department of MedicineImperial CollegeLondon UK
9. Department of Primary Care Health SciencesUniversity of OxfordOxford UK