title: How well do counts add up?
authors.forename: Estelle
authors.initials: E
authors.lastname: Levetin
mesh_terms: D000393:Air Pollutants / Q000032:analysis* / Q000276:immunology; D052179:Antigens, Plant / Q000032:analysis* / Q000276:immunology; D004784:Environmental Monitoring / Q000379:methods*; D006109:Poaceae / Q000276:immunology; D011058:Pollen / Q000276:immunology / Q000502:physiology; D011891:Rain; D006255:Rhinitis, Allergic, Seasonal / Q000517:prevention & control
chemical_list: D000393:Air Pollutants; D052179:Antigens, Plant