About the Authors

Carl van Walraven


Affiliations Department of Medicine, University of Ottawa, Ottawa, Canada, Ottawa Hospital Research Institute, Ottawa, Canada, Institute for Clinical Evaluative Sciences, Toronto, Canada

Reilly Musselman

Affiliation Department of Surgery, University of Ottawa, Ottawa, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CVW RM. Performed the experiments: CVW. Analyzed the data: CVW. Contributed reagents/materials/analysis tools: CVW RM. Wrote the paper: CVW RM.