title: Oral contraceptives and hypercoagulation.
authors.affiliation: Research and Evaluation, Southern California Permanente Medical Group, USA.
authors.forename: Diana B
authors.initials: DB
authors.lastname: Petitti
mesh_terms: D001777:Blood Coagulation / Q000187:drug effects*; D003278:Contraceptives, Oral, Hormonal / Q000008:administration & dosage / Q000009:adverse effects*; D004967:Estrogens / Q000008:administration & dosage / Q000009:adverse effects*; D005260:Female; D006801:Humans; D012307:Risk Factors; D013923:Thromboembolism / Q000139:chemically induced*
chemical_list: D003278:Contraceptives, Oral, Hormonal; D004967:Estrogens