London School of Hygiene and Tropical Medicine, Keppel Street, London, WC1E 7HT, United Kingdom; NIMR Ubwari Field Station, Box 81, Muheza, Tanga, Tanzania; Joint Malaria Programme, Box 2228, Moshi, Tanzania
Braimah, N., London School of Hygiene and Tropical Medicine, Keppel Street, London, WC1E 7HT, United Kingdom, NIMR Ubwari Field Station, Box 81, Muheza, Tanga, Tanzania; Drakeley, C., London School of Hygiene and Tropical Medicine, Keppel Street, London, WC1E 7HT, United Kingdom, Joint Malaria Programme, Box 2228, Moshi, Tanzania; Kweka, E., Joint Malaria Programme, Box 2228, Moshi, Tanzania; Mosha, F., Joint Malaria Programme, Box 2228, Moshi, Tanzania; Helinski, M., NIMR Ubwari Field Station, Box 81, Muheza, Tanga, Tanzania; Pates, H., London School of Hygiene and Tropical Medicine, Keppel Street, London, WC1E 7HT, United Kingdom, NIMR Ubwari Field Station, Box 81, Muheza, Tanga, Tanzania; Maxwell, C., London School of Hygiene and Tropical Medicine, Keppel Street, London, WC1E 7HT, United Kingdom, NIMR Ubwari Field Station, Box 81, Muheza, Tanga, Tanzania; Massawe, T., NIMR Ubwari Field Station, Box 81, Muheza, Tanga, Tanzania; Kenward, M.G., London School of Hygiene and Tropical Medicine, Keppel Street, London, WC1E 7HT, United Kingdom; Curtis, C., London School of Hygiene and Tropical Medicine, Keppel Street, London, WC1E 7HT, United Kingdom