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Jørgensen CC, Kehlet H; Lundbeck Foundation Centre for Fast-track Hip and Knee Replacement Collaborative Group.Jørgensen CC, et al. Among authors: kehlet h.Clin Interv Aging. 2013;8:1569-77. doi: 10.2147/CIA.S52528. Epub 2013 Nov 26.Clin Interv Aging. 2013.PMID: 24348026Free PMC article.