O157:H7 Escherichia coli [E.coli] with or without confirmation of Shiga toxin-production
o157:h7 escherichia coli [e.coli] with or without confirmation of shiga toxin-production
O157:H7 Escherichia coli [E.coli] with or without confirmation of Shiga toxin-production
o157:h7 escherichia coli [e.coli] with or without confirmation of shiga toxin-production