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.
Sharma S, Toth CA, Daniel E, Grunwald JE, Maguire MG, Ying GS, Huang J, Martin DF, Jaffe GJ; Comparison of Age-related Macular Degeneration Treatments Trials Research Group.Sharma S, et al.Ophthalmology. 2016 Apr;123(4):865-75. doi: 10.1016/j.ophtha.2015.12.002. Epub 2016 Jan 9.Ophthalmology. 2016.PMID: 26783095Free PMC article.Clinical Trial.
Ethen CM, Feng X, Olsen TW, Ferrington DA.Ethen CM, et al. Among authors: olsen tw.Invest Ophthalmol Vis Sci. 2005 Mar;46(3):769-75. doi: 10.1167/iovs.04-0810.Invest Ophthalmol Vis Sci. 2005.PMID: 15728529