[1] Univ Ottawa Heart Inst, Ottawa, ON, Canada
[2] Univ Ottawa, Dept Med, Div Cardiol, Ottawa, ON, Canada
[3] Univ Ottawa, Dept Med, Div Infect Dis, Ottawa, ON, Canada
[4] Ottawa Hosp, Ottawa, ON, Canada
[5] Univ Ottawa Heart Inst, H-1285D,40 Ruskin St, Ottawa, ON K1Y 4W7, Canada