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.
Lavigne SE, Lengyel C.Lavigne SE, et al.Can J Dent Hyg. 2019 Oct 1;53(3):143-145.Can J Dent Hyg. 2019.PMID: 33240352Free PMC article.No abstract available.