Is Social Network Diversity Associated with Tooth Loss among Older Japanese Adults?

• Jun Aida ,

  * E-mail: j-aida@umin.ac.jp

  Affiliation Department of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, Japan

  http://orcid.org/0000-0002-8405-9872

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• Katsunori Kondo,

  Affiliations Center for Preventive Medical Sciences, Chiba University, Chiba, Japan, Center for Gerontology and Social Science, National Center for Geriatrics and Gerontology, Obu, Japan

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• Tatsuo Yamamoto,

  Affiliation Division of Dental Sociology, Department of Oral Science, Graduate School of Dentistry, Kanagawa Dental University, Yokosuka, Japan

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• Masashige Saito,

  Affiliations Center for Gerontology and Social Science, National Center for Geriatrics and Gerontology, Obu, Japan, Department of Social Welfare, Nihon Fukushi University, Mihama, Japan

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• Kanade Ito,

  Affiliation Division of Oral Health Sciences, Department of Health Sciences, School of Health and Social Services, Saitama Prefectural University, Koshigaya, Japan

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• Kayo Suzuki,

  Affiliation Department of Policy Studies, Aichi Gakuin University, Nisshin, Japan

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• Ken Osaka,

  Affiliation Department of International and Community Oral Health, Tohoku University Graduate School of Dentistry, Sendai, Japan

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• Ichiro Kawachi

  Affiliation Department of Social and Behavioral Sciences, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, United States of America

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