About the Authors

Elizabeth M. Brown

Affiliations Public Health Laboratories Toronto, Public Health Ontario, Toronto, Ontario, Canada, Department of Microbiology, Mount Sinai Hospital, Toronto, Ontario, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada

Lisa R. McTaggart

lisa.mctaggart@oahpp.ca

Affiliation Public Health Laboratories Toronto, Public Health Ontario, Toronto, Ontario, Canada

Sean X. Zhang

Affiliation Department of Pathology, Division of Medical Microbiology, The Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America

Donald E. Low

Affiliations Public Health Laboratories Toronto, Public Health Ontario, Toronto, Ontario, Canada, Department of Microbiology, Mount Sinai Hospital, Toronto, Ontario, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada

David A. Stevens

Affiliation Division of Infectious Diseases, Department of Medicine, Santa Clara Valley Medical Center, San Jose, California, United States of America

Susan E. Richardson

Affiliations Public Health Laboratories Toronto, Public Health Ontario, Toronto, Ontario, Canada, Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada, Division of Microbiology, Department of Paediatric Laboratory Medicine, The Hospital for Sick Children, Toronto, Ontario, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EMB SER LRM SXZ DEL. Performed the experiments: EMB. Analyzed the data: EMB SER LRM. Contributed reagents/materials/analysis tools: EMB SER LRM SXZ DEL DAS. Wrote the paper: EMB SER LRM SXZ DEL DAS.