Goldberg, Morton F., (ed.) Symposium on the Treatment of Diabetic Retinopathy / - Virginia: U.S. Dept. of Education, Health and Welfare, 1968 - xxiv, 913 p.: ill. ; 24cm - Public health service publication ; no. 1890 . Acc. No. 02843 Subjects--Topical Terms: Diabetic retinopathy - Congresses