No | 17 | ||
‘–¼ | An inquiry into the causes and effects of the variolae vaccinae, a disease : discovered in some of the western counties of England, particularly gloucestershire, and known by the name of the cow pox |
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’˜ŽÒ–¼ | by Edward Jenner |
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”s”N | 1798 |
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“o˜^”Ô† | 71921 |
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