The Korean urban rural elderly cohort study: study design and protocol.
Lee EY, Kim HC, Rhee Y, Youm Y, Kim KM, Lee JM, Choi DP, Yun YM, Kim CO.
Lee EY, et al. Among authors: kim km, kim hc, kim co.
BMC Geriatr. 2014 Mar 19;14:33. doi: 10.1186/1471-2318-14-33.
BMC Geriatr. 2014.
PMID: 24641351
Free PMC article.