Smallpox
Popularity 7
334 pages, 8 unnumbered pages of plates : 24 cm
Smallpox, vaccinationSmallpoxHistoryEpidemiologyHistory, 20th CenturyPrevention & controlHenderson, Donald A. (Donald Ainslie), 1928-2016Smallpox -- History -- 20th centurySmallpox -- epidemiologySmallpox -- historySmallpox -- prevention & control