1. The Wisconsin epidemiologic study of diabetic retinopathy. II. Prevalence and risk of diabetic retinopathy when age at diagnosis is less than 30 years;Klein;Arch Ophthalmol,1984
2. Prevention of diabetic blindness;Stefansson;Br J Ophthalmol,2006
3. Mackenzie S Nettleship E Royal Ophthalmic London Hospital Report 9 (part 2) 1877 134
4. Diseases of the retina:the pathology of diabetic retinopathy;Ballantyne;Trans Ophthalmol Soc UK,1943
5. Arteriolar involvement in diabetic retinopathy;Ashton;Br J Ophthalmol,1953