title: Emergency management of headache.
authors.forename: J
authors.initials: J
authors.lastname: Edmeads
mesh_terms: D000328:Adult; D000465:Algorithms; D002908:Chronic Disease; D003937:Diagnosis, Differential; D004636:Emergency Service, Hospital; D006261:Headache / Q000175:diagnosis; D006801:Humans; D008875:Middle Aged; D008881:Migraine Disorders / Q000175:diagnosis; D013345:Subarachnoid Hemorrhage / Q000175:diagnosis