We will have to vaccinate healthy children against influenza when we know that it is helpful.
Moral
Luis
L
Rubio
Eva María
EM
D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*
D007252:Influenza Vaccines