〇Masayuki Somei¹, Mizue Ishii¹, wakako hagiwara¹, Naoki Otsuka¹, Hisako Date², Takashi Suzuki¹ (1. Showa University Koto Toyosu Hospital, 2. Tokyo Rosai Hospital)

〇Tadashi Kawakami¹, Mariko Emi¹, Ayaka Sakamoto¹, Maria Ota¹, Teisei Kobashi¹, Masakazu Sumitomo¹ (1. Yokosuka Kyosai Hospital )

〇Sayumi Suzuki¹, Kousuke Sugimura¹, Keiko Sinohara¹, Jungo Takenaka¹, Azusa Amano¹, Hirotugu Okamoto¹ (1. Kitasato University Hospital)

〇Yoko Hashimoto¹, Taro Kariya¹, Akihide Shibata¹, Chie Bujo², Kensuke Tsushima², Yoshitsugu Yamada¹ (1. Anesthesiology and Pain relief Center, The University of Tokyo Hospital, 2. Department of cardiovascular Medicine, The University of Tokyo Hospital)

〇Shinichi Akabane¹, Miyako Nagaya¹, Mariko Ezaka¹, Sousuke Isikawa¹, Mitsue Fukuda¹, Nobuhide Kin¹ (1. new tokyo hopital)

〇YOSHITAKA HONDA¹, RIE MIEDA¹, SAYAKA HIO¹, MASATAKA KURODA¹, SHIGERU SAITOU¹ (1. Department of Anesthesiology, Gunma University Hospital)