1. School of Tropical Medicine and Global Health, Nagasaki University, Nagasaki, Japan
2. Department of Clinical Medicine, Institute of Tropical Medicine, Nagasaki University, Nagasaki, Japan
3. Department of Microbiology, Faculty of Medicine, Oita University, Oita, Japan
4. San Lazaro Hospital, Manila, The Philippines
5. Inoue Hospital, Shunkaikai, Nagasaki, Japan
6. Philippines Country Office, World Health Organization, Manila, The Philippines
7. Department of Clinical Research, London School of Hygiene and Tropical Medicine, London, United Kingdom
8. Institute of Infection and Global Health, University of Liverpool, Liverpool, United Kingdom
9. Clinical Sciences, Liverpool School of Tropical Medicine, Liverpool, United Kingdom