1WHO. Consultation on Development of Standards for Characterization of Vision Loss and Visual Function [M]. Geneva. 2003.
2孙葆忱.眼科流行病学及有关的统计学[M].北京,1989.39.
3Buch H, Vinding T,Nielsen NV. Prevalence and causes of visual impairment according to World Health Organization and United States criteria in an aged, urban Scandinavian population. The Copenhagen City Eye Study [ J ]. Ophthalmology,2001,108: 2347-2356.
4Stuen C, Arditi A, Horowitz A, et al. Vision Rehabilitation [ M ].New York, Swets & Zeitlinger publishers. 1999,5.