High frequency currents : their production, physical properties, physiological effects, and therapeutical uses / by H. Evelyn Crook.

  • Crook, H. Evelyn (Herbert Evelyn)
Date:
1909

Licence: Public Domain Mark

Credit: High frequency currents : their production, physical properties, physiological effects, and therapeutical uses / by H. Evelyn Crook. Source: Wellcome Collection.

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