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Morais J, Freitas M, Lopes E.Morais J, et al. Among authors: freitas m.Rev Port Cardiol. 1990 Jun;9(6):563.Rev Port Cardiol. 1990.PMID: 2248794Portuguese.No abstract available.
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Oliveira L, Morais J, Monteiro P, Costa M, Antunes A, Pires R, Morais ME, Freitas M, Providência L.Oliveira L, et al. Among authors: freitas m.Rev Port Cardiol. 2002 Jul-Aug;21(7-8):819-32.Rev Port Cardiol. 2002.PMID: 12369171English, Portuguese.