The Netherlands
- Amsterdam, University Medical Center
- Radboud University, Nijmegen
- Erasmus Medical Center, Rotterdam
- Maastricht University Medical Center, Maastricht
- University Medical Center, Utrecht
- Leiden University Medical Center
- Dutch Heart Foundation, the Hague
United States of America
- University of California, Los Angeles
- University of California, San Francisco
- University of Pittsburg Medical Center
- North Eastern University, Boston
- Utah University, Salt lake City
Switzerland
- Hochschule Lucerne, Lucerne
- University Hospital Basel, Basel
France
- INSERM, Paris
- Nancy University Hospital, Nancy
Denmark
- Aalborg University, Aalborg
- Rigshospitalet, Copenhagen
The Netherlands
- Radboud University, Nijmegen
- Erasmus Medical Center, Rotterdam
- Maastricht University Medical Center, Maastricht
- University Medical Center, Utrecht
- Leiden University Medical Center
- Dutch Heart Foundation, the Hague
United States of America
- University of California, Los Angeles
- University of California, San Francisco
- University of Pittsburg Medical Center
- North Eastern University, Boston
- Utah University, Salt lake City
Switzerland
- Hochschule Lucerne, Lucerne
- University Hospital Basel, Basel
- Schiller AG, Baar
France
- INSERM, Paris
- Nancy University Hospital, Nancy
Denmark
- Aalborg University, Aalborg
- Rigshospitalet, Copenhagen
Italy
- IRCCS Policlinico San Donato Milanese
- Cardiology studio Locati, Milan
Czech Republik
- Technical University Praque