1. Cardiovascular Research Institute Maastricht - CARIM, Maastricht University Medical Center, Maastricht, The Netherlands
2. Cardiothoracic Department, Maastricht University Hospital, Maastricht, The Netherlands
3. Cardiothoracic Department, Brussels University Hospital, Brussels, Belgium
4. IDEE Engineering, Maastricht University, Maastricht, The Netherlands
5. Maastricht Instruments BV, Maastricht, The Netherlands