title: Medical vs surgical therapy in preventing visual field loss.
authors.forename: Catey
authors.initials: C
authors.lastname: Bunce
authors.forename: Roger
authors.initials: R
authors.lastname: Hitchings
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use; D005902:Glaucoma, Open-Angle / Q000188:drug therapy* / Q000601:surgery*; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D014130:Trabeculectomy; D014786:Vision Disorders / Q000517:prevention & control*; D014794:Visual Fields
chemical_list: D000319:Adrenergic beta-Antagonists