About the Authors
Evolutionary Ecology of Infectious Disease, Department of Zoology, University of Oxford, Oxford, United Kingdom
Spatial Ecology and Epidemiology Group, Department of Zoology, University of Oxford, Oxford, United Kingdom
Global Network for Sickle Cell Disease, Toronto, Ontario, Canada
Weatherall Institute of Molecular Medicine, University of Oxford, Oxford, United Kingdom
Kenya Medical Research Institute/Wellcome Trust Programme, Centre for Geographic Medicine Research-Coast, Kilifi District Hospital, Kilifi, Kenya
Department of Medicine, Imperial College, St Mary's Hospital, London, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: FBP. Performed the experiments: FBP. Analyzed the data: FBP TNW. Wrote the first draft of the manuscript: FBP. Contributed to the writing of the manuscript: FBP SIH SG DJW TNW. ICMJE criteria for authorship read and met: FBP SIH SG DJW TNW. Agree with manuscript results and conclusions: FBP SIH SG DJW TNW.