Yoo, Ji Won; Kim, Sulgi; Seol, Haesun; Kim, Sun Jung; Yang, Janet Miyoung; Ryu, Woo Sang; Min, Too Jae; Choi, Jong Bum; Kwon, Minkyung; Nakagawa, Shunichi
ArticleIssue Date2013CitationGERIATRICS & GERONTOLOGY INTERNATIONAL, v.13, no.4, pp.942 - 948PublisherWILEY