Influenza--the seasonal virus.
Frost
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D000328:Adult; D000368:Aged; D002648:Child; D006266:Health Education / Q000592:standards; D006801:Humans; D007252:Influenza Vaccines / Q000600:supply & distribution / Q000627:therapeutic use; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control*; D011639:Public Opinion; D012621:Seasons; D006113:United Kingdom / Q000453:epidemiology
D007252:Influenza Vaccines