L D Polk. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » Child, PreschoolHumansInfantLegislation, MedicalSmallpox/prevention & controlUnited KingdomUnited StatesVaccination
Year: 1972 PMID: 5061324 DOI: 10.1177/000992287201100101
Source DB: PubMed Journal: Clin Pediatr (Phila) ISSN: 0009-9228 Impact factor: 1.168