[Who should get an influenza vaccination?].
Polk
Bettina
B
D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D007251:Influenza, Human / Q000150:complications / Q000276:immunology / Q000517:prevention & control*; D008297:Male; D008875:Middle Aged; D014611:Vaccination