title: Pollution portrait: the fourth National-Scale Air Toxics Assessment.
authors.forename: Bob
authors.initials: B
authors.lastname: Weinhold
mesh_terms: D000397:Air Pollution / Q000331:legislation & jurisprudence*; D004781:Environmental Exposure / Q000331:legislation & jurisprudence*; D058735:Environmental Policy / Q000331:legislation & jurisprudence*; D018570:Risk Assessment / Q000331:legislation & jurisprudence; D014481:United States