^○Kota Suzuki, Koichi Toda, Shigeru Miyagawa, Yasushi Yoshikawa, Hiroki Hata, Daisuke Yoshioka, Satoshi Kainuma, Takuji Kawamura, Ai Kawamura, Shohei Yoshida, Takayoshi Ueno, Toru Kuratani, Yoshiki Sawa (Osaka University Graduate school of medicine)

^○Takahiro Shojima, Kouichi Arinaga, Satoru Tobinaga, Tohru Takaseya, Hiroyuki Otsuka, Kazuyoshi Takagi, Yusuke Shintani, Yasuyuki Zaima, Hiroyuki Saisho, Tomofumi Fukuda, Atsunobu Oryoji, Shinichi Hiromatsu, Hiroyuki Tanaka (Department of surgery,Kurume university school of medicine)

^○Masahiko Ando, Kan Nawata, Shun Tanaka, Akifumi Inoue, Yasuhiro Hoshino, Hyoue Komae, Mitsutoshi Kimura, Sachito Minegishi, Shougo Shimada, Osamu Kinoshita, Haruo Yamauchi, Minoru Ono (University of Tokyo Hospital, Department of Cardiac Surgery)

^○Shinji Kawaguchi, Toru Koakutsu, Yuta Miyano, Shinnosuke Goto, Yasuhiko Terai, Yujiro Miura, Masanao Nakai, Hiroshi Mitsuoka, Fumio Yamazaki (Shizuoka city hospital,Shizuoka,Japan)

^○Toru Yasutsune, Eigo Ikushima, Hidehiko Nakashima, Tomoya Takigawa, Yousuke Nishimura (Department of Cardiovascular Surgery, University of Occupational and Environmental Hearth, Kitakyushu, Japan)