1. Department of Cardiology and Angiology I, Heart Center University of Freiburg, Hugstetter Str. 55, Freiburg, Germany
2. Faculty of Medicine, University of Freiburg, Freiburg, Germany
3. Institute of Genetic Epidemiology, Medical Center University of Freiburg, Freiburg, Germany
4. Genetics and Experimental Bioinformatics, Faculty of Biology, University of Freiburg, Freiburg, Germany
5. Division of Cardiology, Medical University of Graz, Graz, Austria
6. Institute of Human Genetics, Medical Center University of Freiburg, Freiburg, Germany