title: Effects of ketamine and halothane on increased respiratory resistance provoked by ultrasonic aerosols.
mesh_terms: D000328:Adult; D000336:Aerosols / Q000009:adverse effects*; D000403:Airway Resistance / Q000187:drug effects*; D006221:Halothane / Q000008:administration & dosage / Q000494:pharmacology*; D006801:Humans; D007275:Injections, Intravenous; D007649:Ketamine / Q000008:administration & dosage / Q000494:pharmacology*; D008170:Lung Compliance / Q000187:drug effects*; D013147:Spirometry; D013909:Thorax / Q000502:physiology*; D014465:Ultrasonics
chemical_list: D000336:Aerosols; D007649:Ketamine; D006221:Halothane