title: The clinical value of pharmacologic bronchoprovocation challenge.
mesh_terms: D000293:Adolescent; D000328:Adult; D001249:Asthma / Q000175:diagnosis; D001980:Bronchi / Q000187:drug effects; D001985:Bronchial Provocation Tests / Q000009:adverse effects / Q000379:methods; D002648:Child; D004305:Dose-Response Relationship, Drug; D005541:Forced Expiratory Volume; D006632:Histamine / Q000008:administration & dosage / Q000494:pharmacology; D006801:Humans; D016210:Methacholine Chloride; D008688:Methacholine Compounds / Q000008:administration & dosage / Q000494:pharmacology; D009130:Muscle, Smooth / Q000187:drug effects; D012135:Respiratory Sounds / Q000175:diagnosis
chemical_list: D008688:Methacholine Compounds; D016210:Methacholine Chloride; D006632:Histamine