As influenza season progresses, experts look ahead to 1990 season.
Marwick
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D004196:Disease Outbreaks / Q000517:prevention & control; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*; D009975:Orthomyxoviridae / Q000145:classification / Q000302:isolation & purification; D014481:United States
D007252:Influenza Vaccines