title: Oral contraceptives and thrombosis.
authors.forename: Justo
authors.initials: J
authors.lastname: Aznar
authors.forename: Yolanda
authors.initials: Y
authors.lastname: Mira
authors.forename: Amparo
authors.initials: A
authors.lastname: Vayá
mesh_terms: D003276:Contraceptives, Oral / Q000008:administration & dosage / Q000009:adverse effects*; D005260:Female; D006801:Humans; D018570:Risk Assessment; D013927:Thrombosis / Q000139:chemically induced*
chemical_list: D003276:Contraceptives, Oral