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Abstract
Mesh: See more » Global HealthHumansLaboratories/organization & administrationLaboratories/standardsPoliomyelitis/epidemiologyPoliomyelitis/prevention & controlPoliovirus/isolation & purificationPoliovirus VaccinesSentinel SurveillanceWorld Health Organization
Substances: See more » Poliovirus Vaccines
Year: 2004 PMID: 15625974
Source DB: PubMed Journal: Wkly Epidemiol Rec ISSN: 0049-8114