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Ichiro Sakuma
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Yasuhiro Makita
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Kunihiko Hirasawa
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Chika Takagi
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Kazushi Urasawa
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Hisashi Matsuo
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Hideyuki Takano
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Masayuki Hashimoto
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Taisei Mikami
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Kunihiko Tateda
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Akira Kitabatake
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Author's Organization:Department of Cardiovascular Medicine, Hokkaido University School of Medicine Department of Cardiovascular Medicine, Hokkaido University School of Medicine Division of Internal Medicine, Asahikawa City Hospital Department of Cardiovascular Medicine, Hokkaido University School of Medicine Department of Cardiovascular Medicine, Hokkaido University School of Medicine Department of Cardiovascular Medicine, Hokkaido University School of Medicine Division of Cardiovascular Medicine, Iwamizawa Rosai Hospital Division of Cardiovasuclar Medicine, Sapporo Kosei Hospital Department of Cardiovascular Medicine, Hokkaido University School of Medicine Division of Internal Medicine, Asahikawa City Hospital Department of Cardiovascular Medicine, Hokkaido University School of Medicine