title: Is the stroke risk in OC users higher in Europe than in North America?
authors.forename: L A
authors.initials: LA
authors.lastname: Heinemann
authors.forename: L A
authors.initials: LA
authors.lastname: Heinemann
mesh_terms: D001794:Blood Pressure; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005060:Europe; D005260:Female; D006801:Humans; D006973:Hypertension / Q000150:complications; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects; D020521:Stroke / Q000209:etiology*; D014481:United States
chemical_list: D003276:Contraceptives, Oral