[1] St Pauls Hosp, Ctr Heart Valve Innovat, Vancouver, BC, Canada
[2] Univ British Columbia, Vancouver, BC, Canada
[3] St Pauls Hosp, Vancouver, BC, Canada
[4] St Vincents Univ Hosp, Dublin, Ireland
[5] Tcd, Dublin, Ireland
[6] Vancouver Gen Hosp, Ctr Heart Valve Innovat, Vancouver, BC, Canada