1. Department of Emerging Infectious Diseases Institute of Tropical Medicine (NEKKEN) Nagasaki University Nagasaki Japan
2. Centre de Recherches Médicales de Lambaréné Lambaréné Gabon
3. Institute for Tropical Medicine University of Tübingen Tübingen Germany
4. Graduate School of Biomedical Sciences Nagasaki University Nagasaki Japan
5. Division of Internal Medicine Department of Infectious Diseases Center of Tropical Medicine and Travel Medicine Amsterdam University Medical Centers University of Amsterdam Amsterdam Netherlands
6. Université des Sciences de la Santé de Libreville Libreville Gabon
7. Division of Infectious Diseases and Tropical Medicine Medical University of Vienna Vienna Austria
8. National Research Center for the Control and Prevention of Infectious Diseases (CCPID) Nagasaki University Nagasaki Japan