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Noriyuki Watanabe
Department of Geriatric Dentistry, Ohu University School of Dentistry
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Satoru Watanabe
Community Medical Support Dentistry, Ohu University Dental Hospital
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Kaiji Suzuki
Department of Geriatric Dentistry, Ohu University School of Dentistry
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Kentaro Hojo
Department of Geriatric Dentistry, Ohu University School of Dentistry
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Fumihiko Suzuki
Department of Geriatric Dentistry, Ohu University School of Dentistry