Ether anesthesia. 1913.
Henderson
F
F
D000768:Anesthesia, General / Q000266:history*; D018685:Anesthetics, Inhalation / Q000266:history*; D004986:Ether / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009719:Nurse Anesthetists / Q000266:history
D018685:Anesthetics, Inhalation; D004986:Ether