1. Department of Biology, Emory University, Atlanta, GA 30322, USA
2. Malaria Branch, Division of Parasitic Diseases and Malaria, Center for Global Health, Centers for Disease Control and Prevention, Atlanta, GA 30333 USA
3. Epidemiology Department, Noguchi Memorial Institute for Medical Research, University of Ghana, Legon, Ghana
4. Centre for Tropical Clinical Pharmacology and Therapeutics, University of Ghana Medical School, Accra, Ghana
5. National Malaria Control Program, Luanda, Angola
6. Epidemic Intelligence Service, Centers for Disease Control and Prevention, Atlanta, GA 30333 USA
7. Ifakara Health Institute, Dar es Salaam, Tanzania