title: A viable system of biological indicators for monitoring air pollutants.
mesh_terms: D000397:Air Pollution / Q000032:analysis*; D004864:Equipment and Supplies; D005069:Evaluation Studies as Topic; D008722:Methods; D010126:Ozone / Q000032:analysis* / Q000633:toxicity; D010944:Plants / Q000187:drug effects*
chemical_list: D010126:Ozone