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.
Katz DV, Troster EJ, Vaz FA.Katz DV, et al. Among authors: vaz fa.Rev Assoc Med Bras (1992). 2003 Jul-Sep;49(3):317-25. doi: 10.1590/s0104-42302003000300038. Epub 2003 Nov 5.Rev Assoc Med Bras (1992). 2003.PMID: 14666359Free article.Review.Portuguese.
Yoshimoto CE, Diniz EM, Vaz FA.Yoshimoto CE, et al. Among authors: vaz fa.Rev Assoc Med Bras (1992). 2005 Mar-Apr;51(2):100-5. doi: 10.1590/s0104-42302005000200017. Epub 2005 Jun 7.Rev Assoc Med Bras (1992). 2005.PMID: 15947823Free article.Portuguese.