Pediatric immunization as a developing mirror of nature.
D000328:Adult; D000349:Africa; D002648:Child; D006801:Humans; D007114:Immunization; D008458:Measles Vaccine; D009108:Mumps Vaccine; D012411:Rubella Vaccine; D015005:Yellow fever virus / Q000276:immunology
D008458:Measles Vaccine; D009108:Mumps Vaccine; D012411:Rubella Vaccine