From the Institute for Work & Health, Toronto, Ontario, Canada (ADF, EI); Toronto Rehabilitation Institute, University Health Network, Toronto, Ontario, Canada (ADF); and Division of Physical Medicine & Rehabilitation, Department of Medicine, University of Toronto, Toronto, Ontario, Canada (ADF).
All correspondence should be addressed to: Andrea D. Furlan, MD, PhD, 400 University Ave, Suite 1800, Toronto, ON M5G 1S5, Canada.
For the special issue of the American Journal of Physical Medicine and Rehabilitation.
ADF and EI participated in the conception of this manuscript. EI conducted the searches and screened the results. ADF and EI drafted the article and both made critical revisions of the final article. ADF and EI approved the final version of the article.
Financial disclosure statements have been obtained, and no conflicts of interest have been reported by the authors or by any individuals in control of the content of this article.
