title: Risk of stroke in users of oral contraceptives.
authors: London School of Hygiene and Tropical Medicine, England. m.thorogood@lshtm.ac.uk
authors: M
authors: M
authors: Thorogood
mesh_terms: D002561:Cerebrovascular Disorders / Q000139:chemically induced / Q000453:epidemiology*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D012306:Risk
chemical_list: D003276:Contraceptives, Oral