1 Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, 155 College St 4th Floor, Toronto, ON M5T 3M6, Canada. Electronic address: karim.keshavjee@utoronto.ca.
2 Department of Laboratory Medicine and Pathobiology, Temerty Faculty of Medicine, University of Toronto, 1 King's College Circle, Toronto, ON M5S 1A8, Canada.
3 Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, 155 College St 4th Floor, Toronto, ON M5T 3M6, Canada.
4 Department of Information Technology Management, Ted Rogers School of Management, Toronto Metropolitan University, 350 Victoria Street Toronto, ON M5B 2K3, Canada.