Surface and indoor air levels of polychlorinated biphenyls in public buildings.
D000393:Air Pollutants / Q000032:analysis*; D000395:Air Pollutants, Occupational / Q000032:analysis; D002849:Chromatography, Gas; D011078:Polychlorinated Biphenyls / Q000032:analysis*; D013997:Time Factors
D000393:Air Pollutants; D000395:Air Pollutants, Occupational; D011078:Polychlorinated Biphenyls