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.
Klein R, Klein BE, Tomany SC, Meuer SM, Huang GH.Klein R, et al. Among authors: huang gh.Ophthalmology. 2002 Oct;109(10):1767-79. doi: 10.1016/s0161-6420(02)01146-6.Ophthalmology. 2002.PMID: 12359593
Zhan W, Cruickshanks KJ, Klein BE, Klein R, Huang GH, Pankow JS, Gangnon RE, Tweed TS.Zhan W, et al. Among authors: huang gh.Am J Epidemiol. 2010 Jan 15;171(2):260-6. doi: 10.1093/aje/kwp370. Epub 2009 Dec 15.Am J Epidemiol. 2010.PMID: 20008889Free PMC article.