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de Paiva SA, Zornoff LA, Okoshi MP, Okoshi K, Cicogna AC, Campana AO.de Paiva SA, et al. Among authors: cicogna ac.Arq Bras Cardiol. 2003 Sep;81(3):221-8. doi: 10.1590/s0066-782x2003001100002. Epub 2003 Oct 9.Arq Bras Cardiol. 2003.PMID: 14569367Free article.English, Portuguese.