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.
Tay-Kearney ML, McGhee CN, Crawford GJ, Trown K.Tay-Kearney ML, et al. Among authors: crawford gj.Aust N Z J Ophthalmol. 1993 Nov;21(4):237-45. doi: 10.1111/j.1442-9071.1993.tb00962.x.Aust N Z J Ophthalmol. 1993.PMID: 8148140