title: [Oral contraceptives, migraine and stroke].
authors.affiliation: Slagenheten, Haukeland universitetssykehus, Norway. halvor.ness@helse-bergen.no
authors.forename: Halvor
authors.initials: H
authors.lastname: Næss
authors.forename: Ole Erik
authors.initials: OE
authors.lastname: Iversen
mesh_terms: D003276:Contraceptives, Oral / Q000008:administration & dosage / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008881:Migraine Disorders / Q000150:complications*; D012307:Risk Factors; D020521:Stroke / Q000139:chemically induced / Q000209:etiology
chemical_list: D003276:Contraceptives, Oral