Three decades of ethylene-oxygen anesthesia.
D000698:Analgesia; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D000769:Anesthesia, Inhalation; D005030:Ethylenes; D006801:Humans; D010100:Oxygen
D005030:Ethylenes; C036216:ethylene; D010100:Oxygen
ANESTHESIA, INHALATION; ETHYLENE/anesthesia and analgesia