[1] Publ Hlth Agcy Canada, Natl Microbiol Lab, Winnipeg, MB, Canada
[2] Univ Manitoba, Fac Med, Dept Human Anat & Cell Sci, Winnipeg, MB, Canada
[3] Alberta Prov Lab Publ Hlth, Calgary, AB, Canada
[4] Univ Alberta, Dept Lab Med & Pathol, Edmonton, AB, Canada
[5] Manitoba Hlth, Cadham Prov Lab, Winnipeg, MB, Canada
[6] Lab Sant Publ Quebec, Quebec City, PQ, Canada
[7] Univ Manitoba, Fac Med, Dept Med Microbiol, Winnipeg, MB, Canada