Immunization update insert.
D000293:Adolescent; D000367:Age Factors; D002648:Child; D002669:Child Welfare; D002675:Child, Preschool; D015658:HIV Infections / Q000276:immunology; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D007231:Infant, Newborn; D018579:Patient Selection; D017410:Practice Guidelines as Topic; D014481:United States