1. Center for Health Economics and Policy Analysis, McMaster University and Centre for Minimal Access Surgery, St. Joseph's Healthcare, McMaster University, Hamilton, and ICES, Toronto, Ontario, Canada (A.G.D.)
2. McMaster University and Centre for Minimal Access Surgery, St. Joseph's Healthcare, McMaster University, Hamilton, and ICES, Toronto, Ontario, Canada (D.H., M.A.)
3. McMaster University and Centre for Minimal Access Surgery, St. Joseph's Healthcare, McMaster University, Hamilton, Ontario, Canada (Y.L.)
4. Programs for Assessment of Technology in Health, The Research Institute of St. Joe's Hamilton, St. Joseph's Healthcare Hamilton, Hamilton, Ontario, Canada (J.T.)
5. ICES and Institute of Health Policy, Management, and Evaluation, University of Toronto, Toronto, and McMaster University, Hamilton, Ontario, Canada (J.M.P.)