title: [Refractoriness on repeated methacholine provocation test].
mesh_terms: D000293:Adolescent; D000328:Adult; D001985:Bronchial Provocation Tests; D002648:Child; D005260:Female; D005541:Forced Expiratory Volume; D006801:Humans; D008297:Male; D016210:Methacholine Chloride; D008688:Methacholine Compounds / Q000008:administration & dosage; D008875:Middle Aged; D015203:Reproducibility of Results; D012130:Respiratory Hypersensitivity / Q000503:physiopathology
chemical_list: D008688:Methacholine Compounds; D016210:Methacholine Chloride