About the Authors
Department of Parasitology, Leiden University Medical Center, Leiden, The Netherlands
Medical Research Unit, Albert Schweitzer Hospital, Lambarene, Gabon
Institute for Tropical Medicine, University of Tübingen, Tübingen, Germany
The authors have declared that no competing interests exist.
ICMJE criteria for authorship read and met: MY PGK. Wrote the first draft of the paper: MY. Contributed to the writing of the paper: PGK.