1. University of Ottawa and The Ottawa Hospital, Ottawa, Ontario, Canada (V.T., L.A.C., I.G.S.)
2. University of Calgary, Calgary, Alberta, Canada (A.D.M.)
3. University of Alberta, Edmonton, Alberta, Canada (B.H.R.)
4. Queen's University, Kingston, Ontario, Canada (M.L.S.)
5. The Ottawa Hospital, Ottawa, Ontario, Canada (M.M., M.N.)
6. University of Ottawa, Ottawa, Ontario, Canada (R.A.B., G.A.W., W.C.)
7. The Ottawa Hospital and University of Ottawa, Ottawa, Ontario, Canada (M.T.)