title: False reduction in serum methadone concentrations by BD Vacutainer serum separator tubes (SSTTM).
authors.forename: Steven I
authors.initials: SI
authors.lastname: Berk
authors.forename: Alain H
authors.initials: AH
authors.lastname: Litwin
authors.forename: Yunling
authors.initials: Y
authors.lastname: Du
authors.forename: Greg
authors.initials: G
authors.lastname: Cruikshank
authors.forename: Marc N
authors.initials: MN
authors.lastname: Gourevitch
authors.forename: Julia H
authors.initials: JH
authors.lastname: Arnsten
mesh_terms: D001800:Blood Specimen Collection / Q000295:instrumentation*; D005188:False Negative Reactions; D006801:Humans; D008691:Methadone / Q000008:administration & dosage / Q000097:blood*; D009294:Narcotics / Q000008:administration & dosage / Q000097:blood*; D044967:Serum
chemical_list: D009294:Narcotics; D008691:Methadone