1. The DCCT Research Group: The effect of intensive treatment of diabetes on the development and progression of long term complication in insulin-dependent diabetes mellitus. N Engl J Med 329: 977-986,1993
2. The U.K. Prospective Diabetes Study Group: Intensive blood-glucose control with sulfonylureas or insulin compared with conventional treatment and risk of complication in patients with type 2 diabetes. Lancet 352:837-853, 1998
3. Cryer PE:Hypoglycemia risk reduction in type 1 diabetes. Exp Clin Endocrinol Diabetes 109:S412-S423, 2001
4. Cryer PE: Current concepts: Diverse causes of hypoglycemia-associated autonomic failure in diabetes. N Engl J Med 350:2272-2279, 2004
5. Cryer PE, Davis SN, Shamoon H: Hypoglycemia in diabetes. Diabetes Care 26: 1902-1912,2003