An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Castro A, Dias P, Pereira M, Pimenta J, Friões F, Rodrigues R, Ferreira A, Bettencourt P.Castro A, et al. Among authors: bettencourt p.Rev Port Cardiol. 2001 Nov;20(11):1109-13.Rev Port Cardiol. 2001.PMID: 11826702Portuguese.
Dias P, Rodrigues RA, Queirós MC, Monteiro E, Pimenta J, Friões F, Ferreira A, Bettencourt P.Dias P, et al. Among authors: bettencourt p.Rev Port Cardiol. 2001 Dec;20(12):1223-32.Rev Port Cardiol. 2001.PMID: 11865682English, Portuguese.
Ferreira A, Bettencourt P, Pimenta J, Friões F, Pestana M, Soares-da-Silva P, Cerqueira-Gomes M.Ferreira A, et al. Among authors: bettencourt p.Am Heart J. 2002 Mar;143(3):391-7. doi: 10.1067/mhj.2002.120292.Am Heart J. 2002.PMID: 11868042