经常下载主要类别阅读书单中文电子书 AI阅读

经常下载主要类别

Books about Smallpox -- Vaccination -- Early works to 1800

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The Present Method of Inoculating for the Small-Pox Thomas Dimsdale Sep 1, 2015
Thoughts on General and Partial Inoculations Thomas Dimsdale Jul 18, 2015
An Inquiry into the Causes and Effects of the Variolae Vaccinae Edward Jenner Jul 15, 2009
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