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Number of gastroenteritis cases by date of symptom onset, Finland, 20–24 August 2016 (n = 231)
EPEC: Shiga toxin-producing Escherichia coli; STEC: enteropathogenic E. coli; U: unknown.
Serotypes for typed cases are shown. The onset of symptoms is shown by date in 6 h intervals starting at midnight. U stands for unknown time within that day.
