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.
Kozak I, Sample PA, Hao J, Freeman WR, Weinreb RN, Lee TW, Goldbaum MH.Kozak I, et al. Among authors: sample pa.Trans Am Ophthalmol Soc. 2007;105:111-8; discussion 119-20.Trans Am Ophthalmol Soc. 2007.PMID: 18427600Free PMC article.