title: The role of inhalation challenge.
mesh_terms: D000403:Airway Resistance / Q000187:drug effects*; D000941:Antigens / Q000008:administration & dosage*; D001249:Asthma / Q000175:diagnosis*; D004305:Dose-Response Relationship, Drug; D000939:Epitopes; D006636:Histamine Release / Q000187:drug effects; D006801:Humans; D007962:Leukocytes / Q000187:drug effects; D011058:Pollen; D012130:Respiratory Hypersensitivity / Q000175:diagnosis*; D012882:Skin Tests
chemical_list: D000941:Antigens; D000939:Epitopes