Mayer-Davis, E J Antioxidant nutrient intake and diabetic retinopathy: the San Luis Valley Diabetes Study. [electronic resource] - Ophthalmology Dec 1998 - 2264-70 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0161-6420 Standard No.: 10.1016/S0161-6420(98)91227-1 doi Subjects--Topical Terms: AdultAgedAntioxidants--administration & dosageAscorbic Acid--administration & dosageCalifornia--epidemiologyColorado--epidemiologyCross-Sectional StudiesDiabetes Mellitus, Type 1--drug therapyDiabetic Retinopathy--epidemiologyDietary SupplementsFemaleHumansInsulin--therapeutic useLongitudinal StudiesMaleMiddle AgedPrevalenceRisk FactorsVitamin E--administration & dosagebeta Carotene--administration & dosage