About the Authors
- Hiroshi Watanabe
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Roles Conceptualization, Data curation
* E-mail: hiroshiw4paper@icloud.com
Affiliation National Center for Geriatrics and Gerontology, Obu, Japan
- Kiyoteru Takenouchi
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Roles Supervision
Affiliation Consortium for SS-MIX Dissemination and Promotion, Kawasaki, Japan
- Michio Kimura
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Roles Conceptualization, Data curation
Affiliation Hamamatsu University School of Medicine, Shizuoka, Japan
Competing Interests
The authors have declared that no competing interests exist.