1UK Prospective Diabetes Study (UKPDS) Group. Intensive Mood-glucose control with sulphonylureas or insulin compared with conventional treatment and risk of complications in patients with type 2 diabetes (UKPI)S 33). Lancet, 1998,352:837-853.
2The Diabetes Control and Complications Trial (DCCT) 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.
