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.
Yoshida WB, El Dib RP, Yoshida Rde A, Maffei FH.Yoshida WB, et al. Among authors: maffei fh.Sao Paulo Med J. 2006 Nov 7;124(6):355-61. doi: 10.1590/s1516-31802006000600012.Sao Paulo Med J. 2006.PMID: 17322960Free PMC article.
Maffei FH, Sato AC, Torggler Filho F, Silva SC, Atallah A.Maffei FH, et al.Rev Assoc Med Bras (1992). 2009 Sep-Oct;55(5):587-92. doi: 10.1590/s0104-42302009000500024.Rev Assoc Med Bras (1992). 2009.PMID: 19918661Free article.Portuguese.