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Takeshi Kera
Faculty of Health Care, Takasaki University of Health and Welfare Research Team for Human Care, Tokyo Metropolitan Institute of Gerontology
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Hisashi Kawai
Research Team for Human Care, Tokyo Metropolitan Institute of Gerontology
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Hirohiko Hirano
Department of Dentistry and Oral Surgery, Tokyo Metropolitan Geriatric Hospital
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Yutaka Watanabe
Research Team for Promoting Independence and Mental Health, Tokyo Metropolitan Institute of Gerontology
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Motonaga Kojima
Faculty of Medical Health Sciences, University of Tokyo Health Sciences
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Yoshinori Fujiwara
Research Team for Social Participation and Community Health, Tokyo Metropolitan Institute of Gerontology
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Kazushige Ihara
Department of Social Medicine, Hirosaki University School of Medicine
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Shuichi Obuchi
Research Team for Human Care, Tokyo Metropolitan Institute of Gerontology