GENERAL ANAESTHESIA AND ANALGESIA.
D000698:Analgesia; D000758:Anesthesia; D000768:Anesthesia, General; D000769:Anesthesia, Inhalation; D004986:Ether; D006801:Humans; D013523:Surgical Equipment
D004986:Ether
ANESTHESIA, INHALATION; ETHYL ETHER; SURGICAL EQUIPMENT