Viral exanthems and enanthems.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003384:Coxsackievirus Infections / Q000453:epidemiology; D004196:Disease Outbreaks; D004457:Echovirus Infections / Q000453:epidemiology; D005076:Exanthema / Q000453:epidemiology* / Q000382:microbiology; D006557:Herpangina / Q000453:epidemiology; D006801:Humans; D012621:Seasons; D012874:Skin Diseases, Infectious / Q000453:epidemiology* / Q000382:microbiology; D014777:Virus Diseases / Q000453:epidemiology*