Shelley Peterson, BSC, MSC1, Irene Martin, BSC1, Walter Demczuk, BSC1, Linda Hoang, MD2, Prenilla Naidu, MD, FRCPC3, David Haldane, MB, FRCPC4 and Michael Mulvey, PHD1, 1National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, MB, Canada, 2British Columbia Centre for Disease Control, Vancouver, BC, Canada, 3Bacteriology, Provincial Laboratory for Public Health, Alberta Health Services, Edmonton, AB, Canada, 4Queen Elizabeth II Health Sciences Centre, Halifax, NS, Canada