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Credit
Precis des maladies de l'oreille, du nez, du pharynx et du larynx / par M. Lannois ; avec la collaboration de F. Chavanne et C. Ferran. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0). Source: Wellcome Collection.
Provider
This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.