title: Cluster headache: a prospective clinical study with diagnostic implications.
authors.affiliation: Headache Group, Institute of Neurology, The National Hospital for Neurology and Neurosurgery, Queen Square, London WC1N 3BG, United Kingdom.
authors.forename: Anish
authors.initials: A
authors.lastname: Bahra
authors.forename: Arne
authors.initials: A
authors.lastname: May
authors.forename: Peter J
authors.initials: PJ
authors.lastname: Goadsby
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D003027:Cluster Headache / Q000175:diagnosis* / Q000188:drug therapy / Q000453:epidemiology*; D003276:Contraceptives, Oral / Q000627:therapeutic use; D015914:Estrogen Replacement Therapy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D015995:Prevalence; D011446:Prospective Studies; D017366:Serotonin Receptor Agonists / Q000627:therapeutic use; D018170:Sumatriptan / Q000627:therapeutic use
chemical_list: D003276:Contraceptives, Oral; D017366:Serotonin Receptor Agonists; D018170:Sumatriptan