title: Observations on diabetic retinopathy and macular degeneration.
mesh_terms: D003930:Diabetic Retinopathy / Q000209:etiology / Q000601:surgery*; D006801:Humans; D053685:Laser Therapy; D007834:Lasers; D008268:Macular Degeneration / Q000209:etiology / Q000601:surgery*; D012171:Retinal Vessels / Q000254:growth & development; D014822:Vitreous Body / Q000601:surgery