Karl A. Bettelheim

Serotypes of Non-O157 Shigatoxigenic Escherichia coli (STEC)

Karl A. Bettelheim, Paul N. Goldwater, P. Goldwater, 2014 .

Comparison of Virulence Gene Profiles of Escherichia coli Strains Isolated from Healthy and Diarrheic Swine

Karl A. Bettelheim, Mark R. Wilson, D. Trott, 2006, Applied and Environmental Microbiology.