References and External Links
- Congdon N, Freidman D, Lietman T. Important Causes of Visual Impairment in the World Today.
- Castillo, M. 371 Million People Have Diabetes Globally, About Half Undiagnosed. (11/14/12).
- Mayo Clinic. Diabetic Retinopathy.
- National Eye Institute. Facts About Diabetic Eye Disease.
- Lee, R. National Center for Biotechnology Information. Epidemiology of diabetic retinopathy, diabetic macular edema and related vision loss. (9/30/15).
- Skarbez, K. National Center for Biotechnology Information. Comprehensive Review of the Effects
of Diabetes on Ocular Health. (8/1/10).