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.
Wong TY, Saw SM.Wong TY, et al. Among authors: saw sm.Ann Acad Med Singap. 2004 Jan;33(1):1-3.Ann Acad Med Singap. 2004.PMID: 15008553Free article.No abstract available.
Tong L, Saw SM, Chan ES, Yap M, Lee HY, Kwang YP, Tan D.Tong L, et al. Among authors: saw sm.Optom Vis Sci. 2004 Sep;81(9):684-91. doi: 10.1097/01.opx.0000144747.88341.b2.Optom Vis Sci. 2004.PMID: 15365388
Tong L, Saw SM, Lin Y, Chia KS, Koh D, Tan D.Tong L, et al. Among authors: saw sm.Invest Ophthalmol Vis Sci. 2004 Nov;45(11):3914-8. doi: 10.1167/iovs.04-0492.Invest Ophthalmol Vis Sci. 2004.PMID: 15505036