title: Chronic tension-type headache.
authors.affiliation: Institute of Neurology, London, UK.
authors.forename: Peter
authors.initials: P
authors.lastname: Goadsby
mesh_terms: D000639:Amitriptyline / Q000008:administration & dosage / Q000009:adverse effects; D002908:Chronic Disease; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D018781:Tension-Type Headache / Q000175:diagnosis / Q000188:drug therapy* / Q000209:etiology; D016896:Treatment Outcome
chemical_list: D000639:Amitriptyline