1. Department of Health Services Management and Policy Kyushu University Graduate School of Medicine Higashi‐ku, Fukuoka Japan
2. General Affairs Division Health Service Bureau Ministry of Health, Labour and Welfare Chiyoda‐ku, Tokyo Japan
3. Department of Acupuncture and Moxibustion Faculty of Health Care Teikyo Heisei University Toshima‐ku, Tokyo Japan
4. Department of Emergency and Critical Care Center Kyushu University Hospital Higashi‐ku, Fukuoka Japan