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Laguardia J, Campos MR, Travassos CM, Najar AL, Anjos LA, Vasconcellos MM.Laguardia J, et al.Health Qual Life Outcomes. 2011 Aug 3;9:61. doi: 10.1186/1477-7525-9-61.Health Qual Life Outcomes. 2011.PMID: 21812986Free PMC article.