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Abstract
Entities: Disease
Mesh: See more » Angola/epidemiologyGlobal HealthHumansImmunization Programs/organization & administrationInfantInfant, NewbornPoliomyelitis/epidemiologyPoliomyelitis/prevention & controlPoliovirus Vaccine, Oral/administration & dosagePopulation Surveillance
Substances: See more » Poliovirus Vaccine, Oral
Year: 2002 PMID: 12227256
Source DB: PubMed Journal: Wkly Epidemiol Rec ISSN: 0049-8114