1. Institute of Biomedical Engineering, Karlsruhe Institute of Technology (KIT), Kaiserstr. 12, Karlsruhe, Germany
2. Institute for Experimental Cardiovascular Medicine, University Heart Center Freiburg Bad Krozingen, Medical Center, University of Freiburg, Freiburg, Germany
3. Faculty of Medicine, University of Freiburg, Freiburg, Germany
4. Department of Cardiology and The Center for Integrative Electrocardiology at Lund University (CIEL), Lund, Sweden
5. Arrhythmia Clinic, Skåne University Hospital, Lund, Sweden