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Changes in Visual Impairment Prevalence by Period of Diagnosis of Diabetes: The Wisconsin Epidemiologic Study of Diabetic RetinopathyRonald Klein; Kristine E. Lee; Michael D. Knudtson; Ronald E. Gangnon; Barbara E.K. Klein · 2009
The Wisconsin Epidemiologic Study of Diabetic Retinopathy XXII: The Twenty-Five-Year Progression of Retinopathy in Persons with Type 1 DiabetesRonald Klein; Michael D. Knudtson; Kristine E. Lee; Ronald Gangnon; Barbara E.K. Klein · 2008
The Wisconsin Epidemiologic Study of Diabetic Retinopathy XXIII: The Twenty-five-Year Incidence of Macular Edema in Persons with Type 1 DiabetesRonald Klein; Michael D. Knudtson; Kristine E. Lee; Ronald Gangnon; Barbara E.K. Klein · 2009