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Abstract
Entities: Species
Mesh: See more » Child, PreschoolChina/epidemiologyHumansImmunization ProgramsInfantMalePoliomyelitis/diagnosisPoliomyelitis/epidemiologyPoliomyelitis/prevention & controlPoliovirus/isolation & purificationPoliovirus Vaccine, Oral/administration & dosage
Substances: See more » Poliovirus Vaccine, Oral
Year: 2000 PMID: 10732919
Source DB: PubMed Journal: JAMA ISSN: 0098-7484 Impact factor: 56.272