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.
Othman IS, Eissa SA, Kotb MS, Sadek SH.Othman IS, et al. Among authors: eissa sa.Clin Ophthalmol. 2014 Mar 31;8:653-9. doi: 10.2147/OPTH.S59669. eCollection 2014.Clin Ophthalmol. 2014.PMID: 24729679Free PMC article.
Eissa SA, Badr Eldin N, Nossair AA, Ewais WA.Eissa SA, et al.J Ophthalmol. 2017;2017:1923161. doi: 10.1155/2017/1923161. Epub 2017 Dec 31.J Ophthalmol. 2017.PMID: 29464114Free PMC article.
Eissa SA, Yassin A.Eissa SA, et al.Int Ophthalmol. 2019 May;39(5):971-979. doi: 10.1007/s10792-018-0898-y. Epub 2018 Mar 21.Int Ophthalmol. 2019.PMID: 29564806Clinical Trial.