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.
Tan JY, Baig AA, Chin MH.Tan JY, et al. Among authors: chin mh.J Gen Intern Med. 2017 Dec;32(12):1390-1395. doi: 10.1007/s11606-017-4138-3. Epub 2017 Aug 10.J Gen Intern Med. 2017.PMID: 28798997Free PMC article.