Laser photocoagulation and diabetic retinopathy.
D000368:Aged; D003930:Diabetic Retinopathy / Q000601:surgery*; D005260:Female; D006801:Humans; D053685:Laser Therapy; D007834:Lasers; D008297:Male; D008722:Methods; D008875:Middle Aged; D011446:Prospective Studies