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Abstract
Entities: Species
Mesh: See more » Africa, Eastern/epidemiologyAfrica, Southern/epidemiologyAfrica, Western/epidemiologyDisease OutbreaksHumansPoliomyelitis/epidemiologyPoliomyelitis/prevention & controlPoliomyelitis/transmissionPoliovirus
Year: 2009 PMID: 19374032
Source DB: PubMed Journal: Wkly Epidemiol Rec ISSN: 0049-8114