1. Division of Infectious Diseases, Department of Infectious Medicine, Kurume University School of Medicine, Japan
2. Division of Biostatistics, Kurume University School of Medicine, Japan
3. Life Science Systems Department, Fujitsu Kyushu Systems Ltd., Japan
4. Nakornping Hospital, Thailand
5. Maharaj Nakorn Chiang Mai Hospital, Faculty of Medicine, Chiang Mai University, Thailand
6. Department of Microbiology, Faculty of Medicine, Chiang Mai University, Thailand
7. Research Institute for Health Sciences, Chiang Mai University, Thailand