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The diarrhoeal diseases in England and Wales, with special reference to those caused by Salmonella, Escherichia and Shigella.

The diarrhoeal diseases are now a minor cause of death in England and Wales, although they remain a major cause of acute illness in children and of absenteeism among adults. Since the Second World War there has been a general rise in the annual number of Salmonella infections, with, however, a drop in the years 1956 and 1957. Infection with Shigella sonnei-the only member of the dysentery group which causes disease at all commonly in England and Wales-has shown a steady increase. Escherichia coli infection has fallen considerably but continues to be a common cause of infantile diarrhoea.A numb