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Credit
Remarks on antitoxin, diphtheria, the practitioner, and history : A practical view of antitoxin and diphtheria in private practice ; Antitoxin, diphtheria, and statistics / by Adolph Rupp. 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.)