title: Inhaled powder and aerosol salbutamol in metacholine-induced bronchial obstruction.
mesh_terms: D000281:Administration, Intranasal; D000336:Aerosols; D000420:Albuterol / Q000008:administration & dosage / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000188:drug therapy*; D008176:Lung Volume Measurements; D016210:Methacholine Chloride; D008688:Methacholine Compounds / Q000009:adverse effects*; D011208:Powders
chemical_list: D000336:Aerosols; D008688:Methacholine Compounds; D011208:Powders; D016210:Methacholine Chloride; D000420:Albuterol