www.webmd.com e.coli WebMD e.coli E. coli is a bacteria according to WebMD Escherichia coli E.coli WebMD It's common to contact E. coli from the following: considerable amount of E. coli Coli E.coli Escherichia coli according to WebMD www.mayoclinic.org WebMD E.coli E. coli is a serious illness