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Compare A, Zarbo C, Marín E, Meloni A, Rubio-Arias JA, Berengüí R, Grossi E, Shonin E, Martini G, Alcaraz PE.Compare A, et al.Trials. 2014 May 20;15:177. doi: 10.1186/1745-6215-15-177.Trials. 2014.PMID: 24886107Free PMC article.Clinical Trial.