1. Centre for Heart Valve Innovation, St. Paul’s Hospital, University of British Columbia, Vancouver Canada
2. Department of Cardiothoracic and Vascular Surgery, Odense University Hospital, Denmark
3. James Cook University Hospital, Middlesbrough, UK
4. Hackensack University Medical Center, NJ, USA
5. Hamilton Health Sciences Centre, McMaster University, Hamilton, Canada
6. Centre for Cardiac, Vascular, Pulmonary and Infectious Diseases, Rigshospitalet, Copenhagen, Denmark