1. Cardiac Services BC, Vancouver, British Columbia, Canada
2. Vancouver General Hospital, Vancouver, British Columbia, Canada3University of British Columbia, Vancouver, British Columbia, Canada
3. University of British Columbia, Vancouver, British Columbia, Canada4Royal Columbian Hospital, New Westminster, British Columbia, Canada
4. University of British Columbia, Vancouver, British Columbia, Canada5Royal Jubilee Hospital, Victoria, British Columbia, Canada
5. University of British Columbia, Vancouver, British Columbia, Canada6Kelowna General Hospital, Kelowna, British Columbia, Canada
6. University of British Columbia, Vancouver, British Columbia, Canada7St. Paul’s Hospital, Vancouver, British Columbia, Canada