Effectiveness of influenza vaccine to prevent acute otitis media.
D000208:Acute Disease; D006801:Humans; D007223:Infant; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control; D010033:Otitis Media / Q000453:epidemiology / Q000517:prevention & control*; D012307:Risk Factors
D007252:Influenza Vaccines