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.
Bestetti RB, Dalbo CM, Arruda CA, Correia Filho D, Freitas OC.Bestetti RB, et al. Among authors: freitas oc.Cardiology. 1996 Nov-Dec;87(6):481-7. doi: 10.1159/000177142.Cardiology. 1996.PMID: 8904674
dos Santos JL, Greguolo C, Netto LA, Teno LA, de Camargo NP, Freitas Ode C, Isaac HJ, Leal MG, Zanardi AM, Muniz LE, et al.dos Santos JL, et al.Arq Bras Cardiol. 1990 Nov;55(5):287-90.Arq Bras Cardiol. 1990.PMID: 2090070Portuguese.
Greguolo C, dos Santos JL, Ayres Neto Ede M, Netto LA, Muniz LE, Lopes SB, Freitas Ode C, Isaac HJ, Teno LA, de Camargo NP, et al.Greguolo C, et al.Arq Bras Cardiol. 1992 Sep;59(3):191-4.Arq Bras Cardiol. 1992.PMID: 1341170Portuguese.