An Estimate of the True Value of Vaccination as a Security Against Small PoxT. M. (Thomas Michael) Greenhow

An Estimate of the True Value of Vaccination as a Security Against Small Pox

Name: An Estimate of the True Value of Vaccination as a Security Against Small Pox
Author: T. M. (Thomas Michael) Greenhow

T. M. (Thomas Michael) Greenhow · 2015

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Smallpox -- VaccinationSmallpox vaccine