Communicable Disease Report October to December 1990. From the PHLS Communicable Disease Surveillance Centre.
D000328:Adult; D002648:Child; D002675:Child, Preschool; D003140:Communicable Disease Control; D003141:Communicable Diseases / Q000453:epidemiology*; D006801:Humans; D006113:United Kingdom / Q000453:epidemiology