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Nakako Ogawa
Ohmiya Kyoritsu Hospital Department of Geriatric Dentistry, Faculty of Dentistry, Tokyo Medical and Dental Universtiy
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Kazuhiro Shimoyama
Department of Geriatric Dentistry, Faculty of Dentistry, Tokyo Medical and Dental Universtiy
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Masanori Nagao
Department of Geriatric Dentistry, Faculty of Dentistry, Tokyo Medical and Dental Universtiy
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Kayo Teraoka
Department of Preventive Dentistry, Faculty of Dentistry, Tokyo Medical and Dental University