title: Argon laser v. xenon arc photocoagulation in proliferative diabetic retinopathy.
mesh_terms: D003930:Diabetic Retinopathy / Q000601:surgery*; D006801:Humans; D053685:Laser Therapy; D008028:Light Coagulation / Q000009:adverse effects / Q000379:methods*; D014786:Vision Disorders / Q000209:etiology; D014978:Xenon
chemical_list: D014978:Xenon