title: Timolol: corneal anaesthesia.
mesh_terms: D000758:Anesthesia; D003315:Cornea; D006801:Humans; D011412:Propanolamines / Q000009:adverse effects*; D013999:Timolol / Q000009:adverse effects*
chemical_list: D011412:Propanolamines; D013999:Timolol