title: [Comparative study on bronchial reactivity between normal subjects and asymptomatic asthmatics].
mesh_terms: D000293:Adolescent; D000328:Adult; D000403:Airway Resistance / Q000187:drug effects; D001249:Asthma / Q000175:diagnosis / Q000503:physiopathology*; D001980:Bronchi / Q000503:physiopathology*; D001985:Bronchial Provocation Tests; D005260:Female; D006801:Humans; D008297:Male; D008688:Methacholine Compounds / Q000494:pharmacology; D008875:Middle Aged
chemical_list: D008688:Methacholine Compounds