Microbiology General bea33bdf Most common strain of E.coli giving rise to traveller's diarrhea is A Entero-invasive E.coli (EICE) B Entero-pathogenic E.coli (EPEC) C Entero-toxigenic E.coli (ETEC) D Entero-aggregative E.coli (EAEC) High-Yield Explanation Ans. is 'c' i.e., Entero-toxigenic E.coli