1. Department of Cardiac and Thoracic Vascular Surgery UKSH‐Campus Luebeck Luebeck 23538 Germany
2. Charité‐Universitaetsmedizin Institute for Pathology Berlin 10117 Germany
3. Fraunhofer Institute for Digital Medicine MEVIS Luebeck 23538 Germany
4. Institute of Pathology Martin‐Luther Hospital Berlin 14193 Germany
5. Berlin Institute of Health Center for Regenerative Therapies & Berlin‐Brandenburg Center for Regenerative Therapies (BCRT) Campus Virchow Klinikum (CVK) Charité – Universitätsmedizin Berlin Berlin 13353 Germany
6. Asklepios‐Klinikum Harburg Hamburg 21075 Germany
7. German Center for Cardiovascular Research (DZHK) Partner site Berlin Berlin 13353 Germany