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.
Fairfield CA, Smithard DG.Fairfield CA, et al. Among authors: smithard dg.Geriatrics (Basel). 2020 Jan 21;5(1):4. doi: 10.3390/geriatrics5010004.Geriatrics (Basel). 2020.PMID: 31972979Free PMC article.