Impact of physical activity and performance on medical care costs among the Japanese elderly.
Yang G, Niu K, Fujita K, Hozawa A, Ohmori-Matsuda K, Kuriyama S, Nakaya N, Ebihara S, Okazaki T, Guo H, Miura C, Takahashi H, Arai H, Tsuji I, Nagatomi R.
Yang G, et al.
Geriatr Gerontol Int. 2011 Apr;11(2):157-65. doi: 10.1111/j.1447-0594.2010.00651.x. Epub 2010 Sep 28.
Geriatr Gerontol Int. 2011.
PMID: 20874840