[Is influenza vaccination necessary in children with asthma?].
D001249:Asthma / Q000150:complications* / Q000821:virology*; D002675:Child, Preschool; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D007252:Influenza Vaccines / Q000008:administration & dosage / Q000009:adverse effects*; D007251:Influenza, Human / Q000150:complications*
D007252:Influenza Vaccines