title: Interpretation, communication, and mechanisms of associations between injectable contraception and HIV risk - Authors' reply.
authors.affiliation: Department of Epidemiology, Johns Hopkins University, Baltimore, MD, USA. Electronic address: lnoguch1@jhu.edu.
authors.forename: Lisa M
authors.initials: LM
authors.lastname: Noguchi
authors.affiliation: Department of Biostatistics, University of Washington, Seattle, WA, USA.
authors.forename: Barbra A
authors.initials: BA
authors.lastname: Richardson
authors.affiliation: Vaccine and Infectious Disease Division, Fred Hutchison Cancer Research Center, Seattle, WA, USA.
authors.forename: Jennifer E
authors.initials: JE
authors.lastname: Balkus
authors.affiliation: Division of Allergy and Infectious Diseases, University of Washington, Seattle, WA, USA.
authors.forename: Jeanne M
authors.initials: JM
authors.lastname: Marrazzo
mesh_terms: D003268:Contraception Behavior / Q000706:statistics & numerical data*; D003271:Contraceptive Agents, Female; D005260:Female; D015658:HIV Infections / Q000453:epidemiology* / Q000209:etiology*; D015497:HIV-1 / Q000187:drug effects*; D006801:Humans; D017258:Medroxyprogesterone Acetate; D009640:Norethindrone / Q000031:analogs & derivatives*
chemical_list: D003271:Contraceptive Agents, Female; D017258:Medroxyprogesterone Acetate; D009640:Norethindrone