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Literature DB >> 9287496

Expanded programme on immunization (EPI). Progress towards poliomyelitis eradication, WHO Eastern Mediterranean Region.

Abstract

Entities: Disease

Year: 1997 PMID： 9287496

Source DB: PubMed Journal: Wkly Epidemiol Rec ISSN： 0049-8114

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Authors: J Smith; R B Aylward; D Salisbury; S Wassilak; G Oblapenko
Journal: Eur J Epidemiol Date: 1998-12 Impact factor: 8.082

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