title: Headache diagnosis and treatment.
authors.forename: R M
authors.initials: RM
authors.lastname: Gallagher
mesh_terms: D006261:Headache / Q000145:classification / Q000175:diagnosis / Q000188:drug therapy*; D006801:Humans; D014653:Vascular Headaches / Q000145:classification / Q000175:diagnosis / Q000188:drug therapy*