title: Response to the calculation of population attributable fractions of risk factors for hepatitis C transmission: authors' reply.
authors.affiliation: Center for Drug Use and HIV Research, New York University College of Nursing, New York, USA.
authors.forename: Holly
authors.initials: H
authors.lastname: Hagan
authors.forename: Ashly E
authors.initials: AE
authors.lastname: Jordan
authors.forename: Charles M
authors.initials: CM
authors.lastname: Cleland
mesh_terms: D015658:HIV Infections; D016174:Hepacivirus; D006526:Hepatitis C; D006801:Humans; D012307:Risk Factors