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.
Al-Rmalli SW, Jenkins RO, Haris PI.Al-Rmalli SW, et al. Among authors: jenkins ro.BMC Public Health. 2011 Feb 7;11:85. doi: 10.1186/1471-2458-11-85.BMC Public Health. 2011.PMID: 21299859Free PMC article.