Flu shots and the upcoming flu season.
D002648:Child; D005260:Female; D015658:HIV Infections / Q000150:complications; D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000150:complications / Q000503:physiopathology / Q000517:prevention & control* / Q000628:therapy; D008875:Middle Aged; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000517:prevention & control
D007252:Influenza Vaccines