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Abstract
Entities: Disease
Mesh: See more » Africa/epidemiologyEndemic Diseases/prevention & controlHumansRisk FactorsSouth America/epidemiologyTravelVaccinationWorld Health OrganizationYellow Fever/classificationYellow Fever/epidemiologyYellow Fever/prevention & controlYellow Fever/transmission
Year: 2011 PMID: 21969938
Source DB: PubMed Journal: Wkly Epidemiol Rec ISSN: 0049-8114