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.
Leite CM, Botelho AS, Oliveira JR, Cardoso SV, Loyola AM, Gomez RS, Vaz RR.Leite CM, et al. Among authors: cardoso sv.Braz Dent J. 2004;15(2):99-103. doi: 10.1590/s0103-64402004000200003. Epub 2005 Mar 11.Braz Dent J. 2004.PMID: 15776190Free article.