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Y Tanaka
Division of Aging and Geriatric Dentistry, Tohoku University Graduate School of Dentistry
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Y Hattori
Division of Aging and Geriatric Dentistry, Tohoku University Graduate School of Dentistry
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C Satoh
Division of Aging and Geriatric Dentistry, Tohoku University Graduate School of Dentistry
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Y Igari
Division of Aging and Geriatric Dentistry, Tohoku University Graduate School of Dentistry
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H Kamohara
Research & Development Dept., GC Corporation
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M Watanabe
Tohoku Fukushi University