title: Plasma 6-keto-PGF1 alpha concentrations and diabetic retinopathy.
mesh_terms: D000328:Adult; D002940:Circadian Rhythm; D003920:Diabetes Mellitus / Q000097:blood*; D003930:Diabetic Retinopathy / Q000097:blood*; D006801:Humans; D007651:Keto Acids / Q000097:blood; D008297:Male; D011460:Prostaglandins F / Q000097:blood*
chemical_list: D007651:Keto Acids; D011460:Prostaglandins F