title: Preliminary results from the PHLS case control study of Vero cytotoxin producing Escherichia coli O157 infection in England.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D016022:Case-Control Studies; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D004739:England / Q000453:epidemiology; D004927:Escherichia coli Infections / Q000453:epidemiology* / Q000209:etiology; D019453:Escherichia coli O157; D006801:Humans; D008875:Middle Aged; D011159:Population Surveillance; D011635:Public Health Administration