Vaccination against influenza in healthy adults.
T B
TB
McCall
D000328:Adult; D000368:Aged; D002170:Canada / Q000453:epidemiology; D006801:Humans; D007252:Influenza Vaccines / Q000627:therapeutic use*; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control*; D012307:Risk Factors
D007252:Influenza Vaccines