[1] Jewish Gen Hosp, Lady Davis Inst Med Res, Montreal, PQ, Canada
[2] McGill Univ, Grad Program Clin & Translat Res, Montreal, PQ, Canada
[3] McGill Univ, Dept Med, Montreal, PQ, Canada
[4] McGill Univ, Dept Epidemiol Biostat & Occupat Hlth, Montreal, PQ, Canada
[5] McGill Univ, Jewish Gen Hosp, Div Cardiol, 3755 Cote Ste Catherine Rd,Suite H-421-1, Montreal, PQ H3T 1E2, Canada