1. Ross H, Rifkin H (1980) Metabolic control and vascular disease in diabetes mellitus. In: Podolsky S (ed) Clinical diabetes: modern management. Appleton-Century-Crofts, New York, pp 565?588
2. Barbosa J (1980) Nature and nurture: the genetics of diabetic microangiopathy. In: Podolsky S, Viswanathan M (eds) Secondary diabetes: the spectrum of diabetic syndromes. Raven Press, New York, pp 67?75
3. Kohner EM, McLeod D, Marshall J (1982) Diabetic eye disease. In: Keen H, Jarrett RJ (eds) Complications of diabetes, 2nd edn. Edward Arnold, London, pp 19?108
4. Cudworth AG, Bodansky HJ (1982) Genetic and metabolic factors in relation to the prevalence and severity of diabetic complications. In: Keen H, Jarrett RJ (eds) Complications of diabetes, 2nd edn. Edward Arnold, London, pp 1?12
5. Pyke D, Tattersall R (1973) Diabetic retinopathy in identical twins. Diabetes 22: 613?618