The role of endoscopic vitreous microsurgery in proliferative diabetic retinopathy.
D003930:Diabetic Retinopathy / Q000601:surgery*; D004724:Endoscopy; D006801:Humans; D053685:Laser Therapy; D007834:Lasers; D008866:Microsurgery; D014822:Vitreous Body / Q000601:surgery*