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Pereira AC, Lopes NH, Soares PR, Krieger JE, de Oliveira SA, Cesar LA, Ramires JA, Hueb W.Pereira AC, et al.J Am Coll Cardiol. 2006 Sep 5;48(5):948-53. doi: 10.1016/j.jacc.2005.11.094. Epub 2006 Aug 17.J Am Coll Cardiol. 2006.PMID: 16949484Free article.Clinical Trial.