date:Nov 27, 2018
aine lettuce as the common product. However, no common source of contamination has been identified so far. All products sampled as part of this investigation have tested negative for E. coli O157 and we have not been able to identify any contaminated product in the Canadian marketplace.
Since April 1st, 2017, the CFIA has also tested more than 2000 samples of imported fresh vegetables and salads, including romaine lettuce and pre-packaged salads containing romaine lettuce as part of its regular