[1] Univ Manitoba, Fac Kinesiol & Recreat Management, Winnipeg, MB, Canada
[2] St Boniface Gen Hosp, Albrechtsen Res Ctr, Inst Cardiovasc Sci, R4012-351 Tache Ave, Winnipeg, MB R2H 2A6, Canada
[3] Dalhousie Univ, Div Geriatr Med, QEII Hlth Sci Ctr, Room 1314,Camp Hill Vet Mem Bldg, Halifax, NS B3H 2E1, Canada
[4] Univ Manitoba, St Boniface Gen Hosp, Max Rady Coll Med, Dept Surg,Sect Cardiac Surg, Y3500-409 Tache Ave, Winnipeg, MB R2H 2A9, Canada
[5] Univ Manitoba, Max Rady Coll Med, Dept Med, Sect Cardiol,Bergen Cardiac Ctr, Y3400-409 Tache Ave, Winnipeg, MB R2H 2A6, Canada
[6] St Boniface Gen Hosp, Albrechtsen Res Ctr, Inst Cardiovasc Sci, R3038-351 Tache Ave, Winnipeg, MB R2H 2A6, Canada
[7] Univ Manitoba, Max Rady Coll Med, Dept Surg, Sect Cardiac Surg, Winnipeg, MB R2H 2A6, Canada