title: Ectopic pregnancy and the pill.
authors.forename: A
authors.initials: A
authors.lastname: Parsons
mesh_terms: D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000139:chemically induced*
chemical_list: D003278:Contraceptives, Oral, Hormonal