title: Diminished protection? Early childhood PCB exposure and reduced immune response to vaccinations.
authors.forename: Julia R
authors.initials: JR
authors.lastname: Barrett
mesh_terms: D002648:Child; D002675:Child, Preschool; D015331:Cohort Studies; D006801:Humans; D011078:Polychlorinated Biphenyls / Q000633:toxicity*; D014612:Vaccines / Q000008:administration & dosage / Q000276:immunology*
chemical_list: D014612:Vaccines; D011078:Polychlorinated Biphenyls