About the Authors
Molecular PathoBiology, National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, Manitoba, Canada
Department of Medical Microbiology and Infectious Diseases, University of Manitoba, Winnipeg, Manitoba, Canada
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SAB AM. Performed the experiments: AM SJM YN BA KJM KLF CSP DLS. Analyzed the data: SAB AM BA. Wrote the paper: SAB AM BA.