title: Beta-blockers in the treatment of chronic simple glaucoma.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D002908:Chronic Disease; D005902:Glaucoma, Open-Angle / Q000188:drug therapy*; D006801:Humans; D013999:Timolol / Q000627:therapeutic use
chemical_list: D000319:Adrenergic beta-Antagonists; D013999:Timolol