1. Department of Cardiology, Aarhus University Hospital, Palle Juul-Jensens Boulevard 99, 8200 Aarhus N, Denmark
2. Department of Clinical Medicine, Health, Aarhus University, Palle Juul-Jensens Boulevard 82, 8200 Aarhus N, Denmark
3. Department of Cardiology, Odense University Hospital, 5000 Odense C, Denmark
4. Department of Cardiology B2142, Unit for Inherited Cardiovascular Diseases, The Heart Centre, National University Hospital, 2100 Copenhagen, Denmark