1 Cardiogenetics, Center for Medical Genetics, University of Antwerp/Antwerp University Hospital, Antwerp, Belgium.
2 Department of Clinical Genetics, Copenhagen University Hospital, Copenhagen, Denmark.
3 Center for Rare Diseases, Copenhagen University Hospital, Copenhagen, Denmark.
4 Cardiogenetics, Center for Medical Genetics, University of Antwerp/Antwerp University Hospital, Antwerp, Belgium. Electronic address: [email protected].