About the Authors

Lisa A. Simpson

Affiliation Graduate Program in Rehabilitation Sciences, University of British Columbia, Vancouver, Canada

William C. Miller

bcmiller@telus.net

Affiliation Department of Occupational Science and Occupational Therapy, University of British Columbia, Vancouver, Canada

Janice J. Eng

Affiliation Department of Physical Therapy, University of British Columbia, Vancouver, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WCM. Performed the experiments: WCM. Analyzed the data: LAS WCM JJE. Contributed reagents/materials/analysis tools: WCM JJE. Wrote the paper: LAS WCM JJE.