Influenza vaccination effectiveness is not proven in younger individuals at risk.
Damoiseaux
Roger
R
van der Wouden
Johannes C
JC
Bueving
Herman
H
D005260:Female; D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000517:prevention & control*; D008297:Male
D007252:Influenza Vaccines