1. Canadian VIGOUR Centre (N.S., W.A., J.A.E., F.A.M.), University of Alberta, Edmonton, Canada.
2. Department of Medicine (N.S.), University of Alberta, Edmonton, Canada.
3. Faculty of Science (G.J.B.D.), University of Alberta, Edmonton, Canada.
4. Department of Pediatrics (J.R.B.D.), University of Alberta, Edmonton, Canada.
5. Mazankowski Alberta Heart Institute, Edmonton, Canada (J.R.B.D., I.P., J.A.E.).
6. Libin Cardiovascular Institute of Alberta, Calgary, Canada (T.A., J.H.).
7. Department of Cardiac Sciences, University of Calgary, Alberta, Canada (T.A., J.H.).
8. Patient Health Outcomes Research and Clinical Effectiveness Unit (F.A.M.), University of Alberta, Edmonton, Canada.
9. Division of General Internal Medicine (F.A.M.), University of Alberta, Edmonton, Canada.
10. Division of Cardiology, Department of Medicine (J.A.E.), University of Alberta, Edmonton, Canada.