title: The concentration of sexual behaviours in the USA: a closer examination of subpopulations.
authors.affiliation: Division of STD Prevention, Centers for Disease Control and Prevention, 1600 Clifton Road MS E-44, Atlanta, GA 30333, USA. jleichliter@cdc.gov
authors.forename: Jami S
authors.initials: JS
authors.lastname: Leichliter
authors.forename: Harrell W
authors.initials: HW
authors.lastname: Chesson
authors.forename: Maya
authors.initials: M
authors.lastname: Sternberg
authors.forename: Sevgi O
authors.initials: SO
authors.lastname: Aral