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.
Forjaz MH, Fischman O, de Camargo ZP, Vieira Filho JP, Colombo AL.Forjaz MH, et al.Rev Soc Bras Med Trop. 1999 Sep-Oct;32(5):571-5. doi: 10.1590/s0037-86821999000500015.Rev Soc Bras Med Trop. 1999.PMID: 10881092Free article.Portuguese.