title: Experience with methacholine inhalation challenge in the evaluation of chest symptoms.
mesh_terms: D000293:Adolescent; D000328:Adult; D001249:Asthma / Q000175:diagnosis*; D001985:Bronchial Provocation Tests / Q000379:methods*; D005260:Female; D005541:Forced Expiratory Volume; D006801:Humans; D008297:Male; D016210:Methacholine Chloride; D008688:Methacholine Compounds
chemical_list: D008688:Methacholine Compounds; D016210:Methacholine Chloride