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Waichi Kitajima
Department of Internal Medicine, School of Medicine, Keio Univ.
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Yukio Ozawa
Department of Internal Medicine, School of Medicine, Keio Univ.
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Hitoshi Hori
Pharmaceutical Institute, School of Medicine, Keio Univ.
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Seiichi Inayama
Pharmaceutical Institute, School of Medicine, Keio Univ.