1. Department of Epidemiology, Infectious Disease Control and Prevention Graduate School of Biomedical and Health Sciences Hiroshima University Hiroshima Japan
2. Unité de Recherche Clinique de Nanoro (URCN) Institut de Recherche en Science de la Santé (IRSS) Nanoro Burkina Faso
3. Payment Certification Agency Ministry of Health Phnom Penh Cambodia
4. General Affairs Foundation for Community Health and Medicine Promotion in Hiroshima Prefecture Hiroshima Japan
5. Iwate Prefectural Preventive Medicine Association Morioka City Japan