title: Authors' reply: Hormonal contraceptives and HIV: Hazards of pronouncing "negative" studies with low power.
authors.affiliation: Department of Epidemiology, Emory University, 1518 Clifton Road NE, Atlanta, GA 30322, USA. Electronic address: kmwall@emory.edu.
authors.forename: Kristin M
authors.initials: KM
authors.lastname: Wall
authors.affiliation: Department of Epidemiology, Emory University, 1518 Clifton Road NE, Atlanta, GA 30322, USA.
authors.forename: William
authors.initials: W
authors.lastname: Kilembe
authors.affiliation: Department of Epidemiology, Emory University, 1518 Clifton Road NE, Atlanta, GA 30322, USA.
authors.forename: Bellington
authors.initials: B
authors.lastname: Vwalika
authors.affiliation: Department of Epidemiology, Emory University, 1518 Clifton Road NE, Atlanta, GA 30322, USA.
authors.forename: Lisa
authors.initials: L
authors.lastname: Haddad
authors.affiliation: Department of Epidemiology, Emory University, 1518 Clifton Road NE, Atlanta, GA 30322, USA.
authors.forename: Susan
authors.initials: S
authors.lastname: Allen
mesh_terms: D003267:Contraception / Q000379:methods*; D003268:Contraception Behavior / Q000706:statistics & numerical data*; D003278:Contraceptives, Oral, Hormonal / Q000627:therapeutic use*; D005191:Family Characteristics; D005260:Female; D015658:HIV Infections / Q000635:transmission*; D059147:HIV Serosorting; D006801:Humans; D008297:Male; D011247:Pregnancy
chemical_list: D003278:Contraceptives, Oral, Hormonal