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.
Wang Y, Fawzi AA, Varma R, Sadun AA, Zhang X, Tan O, Izatt JA, Huang D.Wang Y, et al. Among authors: zhang x.Invest Ophthalmol Vis Sci. 2011 Feb 11;52(2):840-5. doi: 10.1167/iovs.10-5985. Print 2011 Feb.Invest Ophthalmol Vis Sci. 2011.PMID: 21051715Free PMC article.
Heur M, Tang M, Yiu S, Zhang X, Huang D.Heur M, et al. Among authors: zhang x.Cornea. 2011 Aug;30(8):889-94. doi: 10.1097/ICO.0b013e3182041fd3.Cornea. 2011.PMID: 21389851
Wang Y, Fawzi AA, Tan O, Zhang X, Huang D.Wang Y, et al. Among authors: zhang x.Biomed Opt Express. 2011 Jul 1;2(7):1852-60. doi: 10.1364/BOE.001852. Epub 2011 Jun 6.Biomed Opt Express. 2011.PMID: 21750763Free PMC article.
Samy El Gendy NM, Li Y, Zhang X, Huang D.Samy El Gendy NM, et al. Among authors: zhang x.Cornea. 2012 Apr;31(4):418-23. doi: 10.1097/ICO.0b013e31823f098c.Cornea. 2012.PMID: 22236789Free PMC article.