Published on in Vol 5, No 1 (2019): Jan-Jun
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/12593, first published
.

1 Li Ka Shing Knowledge Institute, St. Michael’s Hospital , Toronto, ON, CA
2 Department of Surgery, St. Michael’s Hospital , Toronto, ON, CA
3 Institute of Health Policy, Management, and Evaluation, Dalla Lana School of Public Health, University of Toronto, Toronto, ON, CA
*all authors contributed equally