Silver Book Fact
More than 7.6 million Americans age 40 and older have diabetic retinopathy—7,685,237.
Prevent Blindness America. Vision Problems in the U.S.: Prevalence of adult vision impairment and age-related eye disease in the U.S.. Chicago: IL: Prevent Blindness America; 2012. http://www.visionproblemsus.org/