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Introductory address delivered by Professor J.C. Hughes before the class of medical students : at the opening of the session of 1852-3, of the College of Physicians and Surgeons of the Iowa University. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)