^○Hiroshi Nishikawa, Takehisa Abe, Yoshihiro Hayata, Tomoaki Hirose, Keigo Yamashita, Syun Hiraga, Ryouhei Fukuba, Jyunichi Takemura, Shinya Yokoyama, Nobuoki Tabayashi, Shigeki Taniguchi (Nara Medical University Department of Thoracic and Cardiovascular Surgery)

^○Tsubasa Mikami, Satoshi Sakakibara, Takashi Yamauchi, Hitoshi Suhara, Takafumi Masai (Sakurabashi Watanabe Hospital)

^○Kenji Sakakibara, Hiroyuki Nakakajima, Akira Shiraiwa, Mitsuhiro Kimura, Yoshihiro Honda, Shigeaki Kaga, Shoji Suzuki (University of Yamanashi)

^○Toshiharu Sassa, Takashi Oshitomi, Ichiro Ideta, Kenntaro Takaji, Yukihiro Katayama, Hidetaka Murata, Tomonori Koga, Shizuya Shinntomi, Hideyuki Uesugi (Saiseikai Kumamoto Hospital)

^○Jun Yokote, Yukifusa Yokoyama, Masao Yamada, Taiyou Kuroda, Satoshi Yuhara, Hiroki Hasegawa (Ogaki Municipal Hospital, Ogaki, JAPAN)