Non-O157 STECs (serovars other than O157:H7) are not responsible for over 60% of STEC-induced illnesses (CDC, 2010a, b; EFSA, 2011) and are common contaminants in ground beef (USDA FSIS, 2011, 2014a, b).
Non-O157 STECs (serovars other than O157:H7)are not responsible for over 60% of STEC-induced illnesses (CDC,2010a, b; EFSA, 2011) and are common contaminants in groundbeef (USDA FSIS, 2011, 2014a, b).