The search for the source of contamination http://www.pik.tv thousand Europeans intestinal infection £ vib led to the north of Germany.
It was found that seventeen people became ill after eat in a restaurant in Luebeck.
In addition, the experts came under suspicion Festival, held in Hamburg in mid-May.
It was attended by about one and a half million people.
If sellers can establish contaminated products, it will track all the way along the supply chain bacteria.