Kawabata, Tetsu
Tokuda, Haruhiko
Kuroyanagi, Gen
Fujita, Kazuhiko
Sakai, Go
Kim, Woo http://orcid.org/0000-0002-9735-3288
Matsushima-Nishiwaki, Rie
Iida, Hiroki
Yata, Ken-ichiro
Wang, Shujie
Mizoguchi, Akira
Otsuka, Takanobu
Kozawa, Osamu
Funding for this research was provided by:
National Center for Geriatrics and Gerontology (26-12, 28-9, 26-12, 28-9)
Ministry of Health, Labour and Welfare (H25-Aging-General-004)
Ministry of Education, Culture, Sports, Science and Technology (15K10487, 26462289)
Article History
Received: 12 July 2018
Accepted: 27 January 2020
First Online: 11 February 2020
Competing interests
: The authors declare no competing interests.