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.
Melo CM, Origassa CS, Theodoro TR, Matos LL, Miranda TA, Accardo CM, Bouças RI, Suarez ER, Pares MM, Waisberg DR, Toloi GC, Nader HB, Waisberg J, Pinhal MA.Melo CM, et al. Among authors: boucas ri.Sao Paulo Med J. 2015 Feb;133(1):28-35. doi: 10.1590/1516-3180.2013.7080003.Sao Paulo Med J. 2015.PMID: 25351637Free PMC article.