title: [Frequency of using different analgesics in headache].
authors.forename: A P
authors.initials: AP
authors.lastname: Rachin
authors.forename: Ia B
authors.initials: IaB
authors.lastname: Iudel'son
authors.forename: V E
authors.initials: VE
authors.lastname: Novikov
mesh_terms: D000328:Adult; D018712:Analgesics, Non-Narcotic / Q000627:therapeutic use*; D002908:Chronic Disease; D005260:Female; D006261:Headache / Q000188:drug therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010507:Periodicity
chemical_list: D018712:Analgesics, Non-Narcotic