M Kaufman. Show Affiliations »
Abstract
Mesh: See more » History, 19th CenturyHistory, 20th CenturySmallpox/historyUnited StatesVaccination/history
Year: 1967 PMID: 4865041
Source DB: PubMed Journal: Bull Hist Med ISSN: 0007-5140 Impact factor: 1.314