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.
Nunes GL, Nicolela Júnior EL, Sousa GM, Maldonado G, Cano MM, Esteves CA, Braga SL, Yaktine HM, Feres F, et al.Nunes GL, et al. Among authors: braga sl.Arq Bras Cardiol. 1991 Feb;56(2):109-13.Arq Bras Cardiol. 1991.PMID: 1872722Portuguese.
Esteves CA, Ramos AI, Braga SL, Harrison JK, Sousa JE.Esteves CA, et al. Among authors: braga sl.Am J Cardiol. 1991 Oct 1;68(9):930-4. doi: 10.1016/0002-9149(91)90411-d.Am J Cardiol. 1991.PMID: 1927952
Fontes VF, Esteves CA, Braga SL, Acuña U, Santana MV, de Oliveira LM, Pedra SR, Sousa JE.Fontes VF, et al. Among authors: braga sl.Arq Bras Cardiol. 1995 Mar;64(3):231-3.Arq Bras Cardiol. 1995.PMID: 7487510Portuguese.
Pedra CA, Gusmão Mde O, Esteves CA, Braga SL, Fontes VF.Pedra CA, et al. Among authors: braga sl.Arq Bras Cardiol. 1997 May;68(5):327-31.Arq Bras Cardiol. 1997.PMID: 9497520Clinical Trial.Portuguese.
Pedra CA, Pedra SR, Esteves CA, Braga SL, Fontes VF.Pedra CA, et al. Among authors: braga sl.Arq Bras Cardiol. 1997 May;68(5):357-62.Arq Bras Cardiol. 1997.PMID: 9497525Portuguese.