About the Authors
Peter Medawar Building for Pathogen Research and Department of Zoology, University of Oxford, Oxford, United Kingdom
Department of Medical Parasitology, New York University School of Medicine, New York, New York, United States of America
The Weatherall Institute of Molecular Medicine, University of Oxford, John Radcliffe Hospital, Oxford, United Kingdom
PNG Institute of Medical Research, Goroka, Papua New Guinea
The authors have declared that no competing interests exist.
FJIF performed data analysis. SJA and AA undertook fieldwork. MPA, DJW, and KPD initiated and obtained funding for the project. FJIF, SJA, AA, MPA, DJW, and KPD discussed the results and produced the final manuscript.