title: Editor's note.
authors.affiliation: The Lancet Infectious Diseases, 32 Jamestown Road, London NW1 7BY, UK.
authors.forename: John
authors.initials: J
authors.lastname: McConnell
mesh_terms: D003267:Contraception / Q000379:methods*; D003278:Contraceptives, Oral, Hormonal / Q000008:administration & dosage*; D005260:Female; D015658:HIV Infections / Q000453:epidemiology*; D006801:Humans; D011247:Pregnancy
chemical_list: D003278:Contraceptives, Oral, Hormonal