title: Photocoagulation therapy. Invited discussion.
mesh_terms: D002986:Clinical Trials as Topic; D003930:Diabetic Retinopathy / Q000601:surgery*; D005500:Follow-Up Studies; D006801:Humans; D007391:International Cooperation; D008028:Light Coagulation; D009316:National Institutes of Health (U.S.); D014481:United States