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.
Song EY, Leichliter JS, Bloom FR, Vissman AT, O'Brien MC, Rhodes SD.Song EY, et al. Among authors: leichliter js.J Health Care Poor Underserved. 2012 May;23(2):678-93. doi: 10.1353/hpu.2012.0063.J Health Care Poor Underserved. 2012.PMID: 22643616