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.
Ali S, Farooq I, Bugshan A, Siddiqui IA, Al-Khalifa KS, Al-Hariri M.Ali S, et al.J Taibah Univ Med Sci. 2020 Dec 14;16(2):283-287. doi: 10.1016/j.jtumed.2020.10.022. eCollection 2021 Apr.J Taibah Univ Med Sci. 2020.PMID: 33897335Free PMC article.
Albaker W, Al Sheikh M, Albakr A, Alkhafaji D, Al Besher E, Al-Hariri M.Albaker W, et al.Int J Gen Med. 2021 Nov 23;14:8643-8650. doi: 10.2147/IJGM.S336904. eCollection 2021.Int J Gen Med. 2021.PMID: 34849008Free PMC article.