Tahamtan, Yahya, Hayati, Masomeh, Namavari, Mohammad Mehdi, Moazeni, Gholam Reza (2009). Improved Sorbitol MacConkey Agar Medium Containing Cefixime and Potassium Tellurite for Isolation and Diagnosis of E. coli O157:H7 from clinical case. *Journal of Microbial World*, 2(2), 37-48.