Published on in Vol 20, No 4 (2018): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/8514, first published
.

1 Department of Physical Therapy , University of British Columbia, Vancouver, BC, CA
2 Arthritis Research Canada , Richmond, BC, CA
3 Centre for Applied Research in Mental Health and Addictions, Faculty of Health Sciences, Simon Fraser University, Burnaby, BC, CA
4 Mary Pack Arthritis Program, Vancouver General Hospital , Vancouver, BC, CA