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Abstract
Mesh: See more » AdultAgedDisease Outbreaks/epidemiologyHumansInfluenza A virusInfluenza B virusInfluenza, Human/epidemiologyMiddle AgedUnited States
Year: 1986 PMID: 3088431
Source DB: PubMed Journal: MMWR Morb Mortal Wkly Rep ISSN: 0149-2195 Impact factor: 17.586