The origin of a bacterial outbreak that has killed at least 27 people in Europe has been traced to bean sprouts in Germany, a leading health official in the nation said Friday.
But even as investigators identified the source of an E. coli outbreak, officials warned the threat was not over as authorities cannot definitively say how or where the sprouts were infected.
Investigators determined bean sprouts were the cause of the outbreak after 17 people became ill after eating at the same restaurant, Reinhard Burger, President of the Robert Koch Institute, told reporters.
Authorities questioned people about what they ate and asked the cooks where the ingredients came from, Burger said.
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