Recommended composition of influenza virus vaccines for use in the 2001-2002 season.
D000328:Adult; D000368:Aged; D004196:Disease Outbreaks / Q000517:prevention & control; D006801:Humans; D009980:Influenza A virus; D009981:Influenza B virus; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control* / Q000821:virology; D015164:Vaccines, Inactivated
D007252:Influenza Vaccines; D015164:Vaccines, Inactivated