title: Detection of hydroxylated nitro aromatic and hydroxylated nitro polycyclic aromatic compounds in an ambient air particulate extract using bioassay-directed fractionation.
authors.forename: M G
authors.initials: MG
authors.lastname: Nishioka
authors.forename: C C
authors.initials: CC
authors.lastname: Howard
authors.forename: D A
authors.initials: DA
authors.lastname: Contos
authors.forename: L M
authors.initials: LM
authors.lastname: Ball
authors.forename: J
authors.initials: J
authors.lastname: Lewtas