| Affiliation: | 1. Medical Team of the Scout Association of Japan, Tokyo, Japan (Drs Watanabe, Mizutani, Iwai, and Nakashima);2. Graduate School of Health and Sport Science, Chukyo University, Toyota, Japan (Dr Watanabe);3. Department of Gastroenterological Medicine, Ichinomiya Municipal Hospital, Ichinomiya, Japan (Dr Mizutani);4. Medical Care Center in Remote Rural Areas, Kagawa Prefectural Central Hospital, Takamatsu, Japan (Dr Iwai);5. Medical Safety Management Office, Toukai Central Hospital, Kagamihara, Japan (Dr Nakashima) |
