title: The determination of polychlorinated biphenyls in biological material.
mesh_terms: D001713:Biphenyl Compounds / Q000032:analysis*; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D006846:Hydrocarbons, Halogenated / Q000032:analysis*
chemical_list: D001713:Biphenyl Compounds; D006846:Hydrocarbons, Halogenated