title: Factors protective against retinopathy in insulin-dependent diabetics free of retinopathy for 30 years.
mesh_terms: D001786:Blood Glucose / Q000378:metabolism*; D003930:Diabetic Retinopathy / Q000209:etiology*; D005260:Female; D006801:Humans; D006973:Hypertension / Q000150:complications; D008297:Male; D012907:Smoking
chemical_list: D001786:Blood Glucose