Some thoughts on the principles of local treatment in diseases of the upper air passages : being two lectures delivered at the Medical Graduates' College and Polyclinic on Octover 2nd and 9th, 1901 with an appendix consisting of two letters published on November 23rd, 1901, and on January 11th, 1902, in the "British medical journal" / by Sir Felix Semon.

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Some thoughts on the principles of local treatment in diseases of the upper air passages : being two lectures delivered at the Medical Graduates' College and Polyclinic on Octover 2nd and 9th, 1901 with an appendix consisting of two letters published on November 23rd, 1901, and on January 11th, 1902, in the "British medical journal" / by Sir Felix Semon. Public Domain Mark. Source: Wellcome Collection.