Deliberate hypotension with halothane/oxygen anesthesia in head and neck surgery.
D000368:Aged; D000769:Anesthesia, Inhalation; D001784:Blood Gas Analysis; D001794:Blood Pressure / Q000187:drug effects; D004569:Electroencephalography; D006221:Halothane / Q000494:pharmacology; D006487:Hemostasis; D006801:Humans; D007023:Hypotension, Controlled; D007825:Laryngectomy; D008875:Middle Aged; D009333:Neck / Q000601:surgery; D010100:Oxygen / Q000494:pharmacology; D011187:Posture
D010100:Oxygen; D006221:Halothane