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.
Albawardi NM, Jradi H, Almalki AA, Al-Hazzaa HM.Albawardi NM, et al.Int J Environ Res Public Health. 2017 Jun 19;14(6):659. doi: 10.3390/ijerph14060659.Int J Environ Res Public Health. 2017.PMID: 28629200Free PMC article.
Al-Hazzaa HM, Al-Sobayel HI, Musaiger AO.Al-Hazzaa HM, et al.Int J Environ Res Public Health. 2011 Sep;8(9):3810-20. doi: 10.3390/ijerph8093810. Epub 2011 Sep 23.Int J Environ Res Public Health. 2011.PMID: 22016718Free PMC article.