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Liu SK, Munson JC, Bell JE, Zaha RL, Mecchella JN, Tosteson AN, Morden NE.Liu SK, et al. Among authors: morden ne.J Am Geriatr Soc. 2013 Nov;61(11):1855-62. doi: 10.1111/jgs.12507. Epub 2013 Oct 28.J Am Geriatr Soc. 2013.PMID: 24219186Free PMC article.