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.
Nissman SA, Tractenberg RE, Babbar-Goel A, Pasternak JF.Nissman SA, et al.Am J Ophthalmol. 2008 Apr;145(4):623-629. doi: 10.1016/j.ajo.2007.11.012. Epub 2008 Jan 28.Am J Ophthalmol. 2008.PMID: 18226799Clinical Trial.
Nissman SA, Tractenberg RE, Saba CM, Douglas JC, Lustbader JM.Nissman SA, et al.Ophthalmology. 2006 Apr;113(4):577.e1-2. doi: 10.1016/j.ophtha.2005.12.021. Epub 2006 Mar 9.Ophthalmology. 2006.PMID: 16527354