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Resnick B, Simpson M, Bercovitz A, Galik E, Gruber-Baldini A, Zimmerman S, Magaziner J.Resnick B, et al.Geriatr Nurs. 2004 Sep-Oct;25(5):292-7. doi: 10.1016/j.gerinurse.2004.08.002.Geriatr Nurs. 2004.PMID: 15486547