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.
Alsaqr A, Abu Sharha A, Fagehi R, Almutairi A, Alosaimi S, Almalki A, Alluwaymi A.Alsaqr A, et al.Clin Ophthalmol. 2018 May 22;12:965-972. doi: 10.2147/OPTH.S162319. eCollection 2018.Clin Ophthalmol. 2018.PMID: 29872255Free PMC article.
Abusharha A, Alsaqar A, Fagehi R, Alobaid M, Almayouf A, Alajlan S, Omair M, Alahmad E, Masmali A.Abusharha A, et al.Clin Optom (Auckl). 2021 Sep 1;13:257-261. doi: 10.2147/OPTO.S325768. eCollection 2021.Clin Optom (Auckl). 2021.PMID: 34512064Free PMC article.