Published in TB and Outbreaks Week, October 25th, 2005
"In August 1998, an outbreak of campylobacteriosis occurred in one municipality in northern Finland. A 10% random sample of residents (population 15 000) was selected through the National Population Registry for a survey conducted by using postal questionnaires.
"Cases were defined as residents of the municipality with onset of acute gastroenteritis from August 1-20, 1998. Of 1167 respondents (response rate 78%), 218 (18.7%) met the case definition," wrote investigators in Finland.
"Drinking nonchlorinated municipal tap water was strongly...
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