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.
Pérez-López M, Sales-Sanz M, Rebolleda G, Casas-Llera P, González-Gordaliza C, Jarrín E, Muñoz-Negrete FJ.Pérez-López M, et al.Invest Ophthalmol Vis Sci. 2011 Jul 29;52(8):5612-7. doi: 10.1167/iovs.10-6907.Invest Ophthalmol Vis Sci. 2011.PMID: 21498614