Assertion: smallpox's virus | /r/HasProperty | inoculated into human body
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text: It would seem to be impossible for a rational mind to conceive that a filthy virus derived from a smallpox corpse, the ulcerated udder of a cow, or the running sores of a sick horse's heels, and cultivated in scabbed festers on a calf's abdomen could fail to have disastrous effects when inoculated into the human body.