title: Long distance transport of air pollutants--measurements of black air-borne particulate matter (soot) and particle-borne sulphur in Sweden during the period of September-December 1969.
mesh_terms: D000397:Air Pollution / Q000032:analysis*; D008722:Methods; D013455:Sulfur / Q000032:analysis*; D013548:Sweden; D013997:Time Factors
chemical_list: D013455:Sulfur