[Studies on epidemics of influenza. Outbreaks of influenza-like disease, time of vaccination and temporary closing of schools].
D000293:Adolescent; D002648:Child; D004196:Disease Outbreaks / Q000453:epidemiology*; D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000453:epidemiology*; D012574:Schools; D013997:Time Factors; D014041:Tokyo; D014611:Vaccination
D007252:Influenza Vaccines