Treatment of diabetic retinopathy with photocoagulation. How many coagulations have to be performed in the individual case?
D003930:Diabetic Retinopathy / Q000601:surgery*; D006470:Hemorrhage / Q000209:etiology; D006801:Humans; D008028:Light Coagulation / Q000009:adverse effects / Q000379:methods*; D009389:Neovascularization, Pathologic / Q000528:radiation effects; D011879:Radiotherapy Dosage