title: [Bronchial hypersensitivity in preschool children with bronchial asthma measured by a new method].
mesh_terms: D000336:Aerosols; D001249:Asthma / Q000175:diagnosis*; D001980:Bronchi / Q000276:immunology*; D001985:Bronchial Provocation Tests / Q000379:methods*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006632:Histamine / Q000276:immunology*; D006801:Humans; D006967:Hypersensitivity / Q000175:diagnosis*; D007223:Infant; D008297:Male
chemical_list: D000336:Aerosols; D006632:Histamine