. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » AdultChildChild, PreschoolDeveloping CountriesHumansImmunizationInfantPoliomyelitis/epidemiologyPoliomyelitis/prevention & controlUnited Kingdom
Year: 1980 PMID: 7427166 PMCID: PMC1601863
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447