Inhalation analgesia in the office practice of otolaryngology.
D000698:Analgesia; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D010036:Otolaryngology; D010038:Otorhinolaryngologic Diseases / Q000601:surgery*; D014241:Trichloroethylene
D014241:Trichloroethylene
OTORHINOLARYNGOLOGICAL DISEASES/surgery; TRICHLOROETHYLENE/anesthesia and analgesia