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Credit
Traité de l'inoculation vaccine avec l'exposé et les résultats des observations faites sur cet objet à Hannovre et dans les environs de cette capitale / par Monsieur Ballhorn ... et Monsieur Stromeyer. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.