title: Treatment of advanced proliferative diabetic retinopathy: photocoagulation or vitrectomy?
mesh_terms: D003922:Diabetes Mellitus, Type 1 / Q000150:complications; D003930:Diabetic Retinopathy / Q000601:surgery*; D005500:Follow-Up Studies; D006801:Humans; D008028:Light Coagulation; D009389:Neovascularization, Pathologic; D011183:Postoperative Complications; D014792:Visual Acuity; D014822:Vitreous Body / Q000601:surgery*