The efficiency of mechanical filters and air conditioners in the removal of ragweed pollen and fungus spores.
D000397:Air Pollution; D000485:Allergens; D031164:Ambrosia; D052179:Antigens, Plant; D005658:Fungi; D010936:Plant Extracts; D011058:Pollen; D013170:Spores
D000485:Allergens; D052179:Antigens, Plant; D010936:Plant Extracts; C433085:ragweed pollen
AIR POLLUTION; FUNGI; POLLEN; RAGWEED