Affiliation: | (1) School of Allied Health Sciences, Faculty of Medicine, Osaka University, 1-7, Yamada-Oka, Suita, Osaka 565-0871, Japan;(2) Department of Geriatric Medicine, Graduate School of Medicine, Osaka University, 2-2, Yamada-Oka, Suita, Osaka 565-0871, Japan;(3) Present address: NEC Co., 1753, Shimonumabe, Nakahara-ku, Kawasaki, Kanagawa 211-8666, Japan |