Prevention and treatment of influenza.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001991:Bronchitis / Q000150:complications; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000150:complications / Q000188:drug therapy / Q000453:epidemiology / Q000517:prevention & control* / Q000628:therapy*; D007827:Laryngitis / Q000150:complications; D008875:Middle Aged; D011014:Pneumonia / Q000150:complications; D014136:Tracheitis / Q000150:complications
D007252:Influenza Vaccines