Letter: Maximal midexpiratory flow as an index of acute airway changes.
D000208:Acute Disease; D000287:Administration, Topical; D000336:Aerosols; D000402:Airway Obstruction / Q000175:diagnosis*; D001980:Bronchi / Q000187:drug effects; D004305:Dose-Response Relationship, Drug; D005069:Evaluation Studies as Topic; D005540:Forced Expiratory Flow Rates; D006632:Histamine / Q000008:administration & dosage; D006801:Humans; D008450:Maximal Midexpiratory Flow Rate
D000336:Aerosols; D006632:Histamine