The anaesthetic effects of nitrous oxide & oxygen : when administered at ordinary atmospheric pressures with remarks on 800 cases / by Frederic Hewitt.

  • Hewitt, Frederic W. (Frederic William), Sir, 1857-1916.
Date:
1892

Licence: Public Domain Mark

Credit: The anaesthetic effects of nitrous oxide & oxygen : when administered at ordinary atmospheric pressures with remarks on 800 cases / by Frederic Hewitt. Source: Wellcome Collection.

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