Flu experts warn of need for pandemic plans.
Mayor
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D004196:Disease Outbreaks; D014943:Global Health; D006285:Health Planning; D006801:Humans; D007252:Influenza Vaccines / Q000600:supply & distribution; D007251:Influenza, Human / Q000453:epidemiology*; D014944:World Health Organization
D007252:Influenza Vaccines