1. Department of Infectious Disease Epidemiology, Bernhard Nocht Institute for Tropical Medicine, Hamburg, Germany
2. German Center for Infection Research, Hamburg-Lübeck-Borstel-Riems, Germany
3. Division of Infectious Diseases and Tropical Medicine, University Hospital, Ludwig Maximilian University of Munich, Munich, Germany
4. Kumasi Centre for Collaborative Research in Tropical Medicine, College of Health Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
5. National Institute for Medical Research, Tanga Research Centre, Tanga, United Republic of Tanzania
6. University of Antananarivo, Antananarivo, Madagascar
7. Centre de Recherches Médicales de Lambaréné, Lambaréné, Gabon
8. Institut für Tropenmedizin and German Center for Infection Research, partner site Tübingen, Universitätsklinikum, Tübingen, Germany
9. Department of Infectious Diseases, Istituto Superiore di Sanità, Rome, Italy