1Krolewski AS, Barzilay J, Warram JH, et al. Risk of early-onset Proliferative retinopathy in IDDM is closely related to cardiovaseular autonomic neuropathy. Diabetes,1992, 41:430-437.
2Fong DS, Warram JH,Aiello LM,et al. Cardiovascular autonomic neuvopathy and proliferative diabetic retinopathy. Am Ophthalmol, 1995, 120:317-321.
3The Diabetes Control and Complications Trail Research Group.The effect of intensive treatment of diabetes on the development and progression of long-term complications in insulin-dependent diabetes mellitus. N Engl J Med,1993, 329:977-986.
4United Kingdom Prospective Diabetes Study(UKPDS) Group. Intensive blood glucose control with sulphonylareas or insulin compared with conventional treatment and risk of complications in patients with type 2 diabetes. Lancet,1998,352:837-853.