title: Cluster headache prevalence: methodological considerations.
authors.forename: G C
authors.initials: GC
authors.lastname: Manzoni
authors.forename: P
authors.initials: P
authors.lastname: Torelli
mesh_terms: D000328:Adult; D003027:Cluster Headache / Q000175:diagnosis* / Q000453:epidemiology*; D005260:Female; D005858:Germany / Q000453:epidemiology; D006801:Humans; D008297:Male; D011157:Population Dynamics; D015995:Prevalence; D018570:Risk Assessment / Q000379:methods*; D012307:Risk Factors; D018401:Sample Size; D011795:Surveys and Questionnaires