[Vaccination against influenza].
D005860:Germany, West; D006801:Humans; D007252:Influenza Vaccines / Q000009:adverse effects; D007251:Influenza, Human / Q000517:prevention & control*; D011159:Population Surveillance; D014481:United States; D014611:Vaccination
D007252:Influenza Vaccines
Schutzimpfung gegen Influenza.