1. Department of Genetics, University of Groningen; University Medical Centre Groningen; PO Box 30001 9700 RB Groningen The Netherlands
2. Department of Genetics, Academic Medical Centre; University of Amsterdam; The Netherlands
3. Department of Cardiology, Academic Medical Centre; University of Amsterdam; The Netherlands
4. Department of Cardiology, University of Groningen; University Medical Centre Groningen; The Netherlands
5. Department of Medical Genetics, University Medical Centre Utrecht; University of Utrecht; The Netherlands
6. Department of Genetics, University Medical Centre Leiden; University of Leiden; The Netherlands
7. Department of Cardiology, Heart and Lungs Division; University Medical Centre Utrecht, University of Utrecht; The Netherlands
8. Durrer Centre for Cardiogenetic Research; Utrecht The Netherlands