title: The Xchange point: a drop-in center for African American active injection drug users.
authors.affiliation: College of Social Work, University of Tennessee, Nashville 37210, USA. smacmast@utk.edu
authors.forename: Samuel A
authors.initials: SA
authors.lastname: MacMaster
authors.forename: Kenneth A
authors.initials: KA
authors.lastname: Vail
authors.forename: James Alan
authors.initials: JA
authors.lastname: Neff
mesh_terms: D001741:Black or African American; D015658:HIV Infections / Q000208:ethnology / Q000517:prevention & control; D006801:Humans; D018671:Needle-Exchange Programs / Q000458:organization & administration*; D009820:Ohio; D015819:Substance Abuse, Intravenous / Q000208:ethnology*