1. Division of Molecular and Translational Cardiology Hannover Medical School Hannover Germany
2. Department of Cardiology and Angiology Hannover Medical School Hannover Germany
3. Institute for Analytical Chemistry University of Mining and Technology Freiberg Germany
4. Institute for Cardiac Diagnostics and Therapy Berlin Germany
5. Institute for Multiphase Processes Leibniz University Hannover Germany
6. Cardiology, Department of Internal Medicine III University Hospital Heidelberg Heidelberg Germany