We screened 46 ophthalmology journals to identify the most frequently cited articles using the Science Citation Index Expanded (1975 to 2006). The 100 most-cited articles were published in 13 journals, most in the Archives of Ophthalmology (n = 30), followed by Ophthalmology (n = 27) and the American Journal of Ophthalmology (n = 11), and originated from 10 countries, led by the United States (n = 86). The topics covered by these classic articles included epidemiology of age-related macular dege Join discussion...