title: One definition of asthma.
mesh_terms: D000402:Airway Obstruction / Q000503:physiopathology; D000941:Antigens / Q000032:analysis; D001249:Asthma / Q000175:diagnosis* / Q000276:immunology / Q000523:psychology; D001985:Bronchial Provocation Tests; D006801:Humans; D006967:Hypersensitivity / Q000175:diagnosis / Q000276:immunology
chemical_list: D000941:Antigens