1. Department of Genetics; University of Groningen, University Medical Center Groningen; Groningen The Netherlands
2. Department of Cardiology; Academic Medical Center; Amsterdam The Netherlands
3. Department of Pathology; Beth Israel Deaconess Medical Center and Harvard Medical School; Boston MA USA
4. Department of Cardiology; University of Groningen, University Medical Center Groningen; Groningen The Netherlands
5. Department of Cardiology; University Medical Center Utrecht; Utrecht The Netherlands
6. Interuniversity Cardiology Institute of the Netherlands/Durrer Center for Cardiogenetic Research; Utrecht The Netherlands
7. Department of Genetics; Academic Medical Center; Amsterdam The Netherlands
8. Department of Cardiology; Johns Hopkins University School of Medicine; Baltimore MD USA
9. Department of Pathology; University of Groningen, University Medical Center Groningen; Groningen The Netherlands