Headache and its treatment: a random sample survey.
D000293:Adolescent; D000328:Adult; D000368:Aged; D004739:England; D005260:Female; D006261:Headache / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy*; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged