title: Air pollution research needs: livestock production systems.
mesh_terms: D000383:Agriculture; D000397:Air Pollution / Q000517:prevention & control*; D000818:Animals; D000829:Animals, Domestic; D002104:Cadmium; D002417:Cattle; D004781:Environmental Exposure; D005461:Fluorine; D006799:Housing, Animal; D007854:Lead; D008982:Molybdenum; D011200:Poultry; D012106:Research; D013552:Swine
chemical_list: D002104:Cadmium; D005461:Fluorine; D007854:Lead; D008982:Molybdenum