Measurement of factors influencing bronchoconstriction.
D001980:Bronchi / Q000187:drug effects* / Q000502:physiology*; D001993:Bronchodilator Agents / Q000494:pharmacology; D002000:Bronchospirometry; D006801:Humans; D010276:Parasympatholytics / Q000494:pharmacology; D012119:Respiration / Q000502:physiology*; D013566:Sympathomimetics / Q000494:pharmacology
D001993:Bronchodilator Agents; D010276:Parasympatholytics; D013566:Sympathomimetics