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Melchiors AC, Correr CJ, Pontarolo R, Santos Fde O, Paula e Souza RA.Melchiors AC, et al.Arq Bras Cardiol. 2010 Mar;94(3):337-44, 357-64. doi: 10.1590/s0066-782x2010000300013.Arq Bras Cardiol. 2010.PMID: 20730263Free article.English, Portuguese.