title: [Observations on the occurrence and progressive factors of diabetic retinopathy (report 1) (author's transl)].
mesh_terms: D000368:Aged; D001786:Blood Glucose / Q000378:metabolism*; D003930:Diabetic Retinopathy / Q000097:blood*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D001786:Blood Glucose