title: Oral contraceptives and venous thromboembolic disease: the effect of the oestrogen dose.
authors.affiliation: Department of Obstetrics and Gynaecology, University of Pisa, Italy.
authors.forename: G B
authors.initials: GB
authors.lastname: Melis
authors.forename: F
authors.initials: F
authors.lastname: Fruzzetti
authors.forename: C
authors.initials: C
authors.lastname: Ricci
authors.forename: F
authors.initials: F
authors.lastname: Carmassi
authors.forename: P
authors.initials: P
authors.lastname: Fioretti
mesh_terms: D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects*; D004967:Estrogens / Q000009:adverse effects; D004997:Ethinyl Estradiol / Q000008:administration & dosage; D005260:Female; D005344:Fibrinopeptide A / Q000032:analysis; D006801:Humans; D012306:Risk; D013923:Thromboembolism / Q000453:epidemiology*
chemical_list: D003278:Contraceptives, Oral, Hormonal; D004967:Estrogens; D005344:Fibrinopeptide A; D004997:Ethinyl Estradiol