Goto Kosaku, Okamoto Ei-ichi, Morita Midori, Sasamoto Tomomi, Endo Michiko, Umezawa Kimihiko, Suguta Masahiko, Kaneko Yoshiaki, Nakano Akihiko, Arai Masashi, Hasegawa Akira, Kurabayashi Masahiko
Department of Cardiovascular Medicine, Gunma University Hospital, Maebashi.
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