Excerpt from On the Existing State of Our Knowledge of Vaccination and Revaccination as Preventive of Small Pox: Being a Comprehensive Practical Examination of the Subject, as Recently Published in Nos; XXIII and XXIV of "the London Journal of Medicine"
It has been affirmed by Reckleben and Thar in Germany, as well as by some observers in this country, that milch - cows are alone subject to Cow-pock, but Heim has shewn that this is not consonant with fact. The truth is, that milch-cows, from causes that must be obvious, are certainly more liable. To the disease than young cattle, which are' less exposed to inoculation by the hands of the milker but the latter are by no means entirely exempt.
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