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Peters-Veluthamaningal C, van der Windt DA, Winters JC, Meyboom-de Jong B.Peters-Veluthamaningal C, et al.Cochrane Database Syst Rev. 2009 Jan 21;(1):CD005617. doi: 10.1002/14651858.CD005617.pub2.Cochrane Database Syst Rev. 2009.PMID: 19160256Free article.Review.