J W Davies. Show Affiliations »
Abstract
Mesh: See more » CanadaHistory, 19th CenturySmallpox Vaccine/historyVaccination/history
Substances: See more » Smallpox Vaccine
Year: 1970 PMID: 4951061 PMCID: PMC1946720
Source DB: PubMed Journal: Can Med Assoc J ISSN: 0008-4409 Impact factor: 8.262