title: Surveillance of subacute sclerosing panencephalitis.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008457:Measles / Q000453:epidemiology; D011159:Population Surveillance; D013344:Subacute Sclerosing Panencephalitis / Q000453:epidemiology*; D006113:United Kingdom