title: Subacute sclerosing panencephalitis surveillance - United States.
mesh_terms: D000293:Adolescent; D002648:Child; D006801:Humans; D008457:Measles / Q000150:complications*; D012042:Registries; D013344:Subacute Sclerosing Panencephalitis / Q000453:epidemiology*; D014481:United States