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.
McCallum E, Keren S, Lapira M, Norris JH.McCallum E, et al. Among authors: norris jh.Clin Ophthalmol. 2019 Nov 7;13:2189-2194. doi: 10.2147/OPTH.S180058. eCollection 2019.Clin Ophthalmol. 2019.PMID: 31806931Free PMC article.Review.
Stewart CM, Norris JH.Stewart CM, et al. Among authors: norris jh.Clin Exp Ophthalmol. 2017 Apr;45(3):315-316. doi: 10.1111/ceo.12841. Epub 2016 Oct 19.Clin Exp Ophthalmol. 2017.PMID: 27683093No abstract available.
Wasik M, Stewart C, Norris JH.Wasik M, et al. Among authors: norris jh.Clin Exp Ophthalmol. 2017 Jul;45(5):551-553. doi: 10.1111/ceo.12931. Epub 2017 Mar 9.Clin Exp Ophthalmol. 2017.PMID: 28186387No abstract available.