Fifty-seven years ago in Anesthesia & Analgesia. Nitrous oxide anesthesia: a consideration of some associated factors. Anesthesia and Analgesia: 1932; 11:54-9.
McKesson
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D000769:Anesthesia, Inhalation / Q000266:history*; D049673:History, 20th Century; D009609:Nitrous Oxide / Q000266:history*
D009609:Nitrous Oxide