Affiliation: | a Department of Cardiology, Kyoto First Red Cross Hospital, Honmachi, Higashiyama-ku, Kyoto 605-0981, Japan b Department of Cardiovascular Medicine, Kyoto Prefectural University School of Medicine, Kyoto, Japan c Department of Emergency Medicine, Kyoto First Red Cross Hospital, Kyoto, Japan d Department of Cardiology, Kyoto Second Red Cross Hospital, Kyoto, Japan e Department of Cardiology, Tanabe Central Hospital, Kyotanabe, Japan |