1. Department of Cardiology Carl‐Thiem‐Hospital Cottbus Germany
2. Thiem Research, Carl‐Thiem‐Hospital Cottbus Germany
3. Department of Gastroenterology Carl‐Thiem‐Hospital Cottbus Germany
4. Division of Cardiology Arrhythmia Section, Zentralklinik Bad Berka Bad Berka Germany
5. Otto‐von‐Guericke University School of Medicine Magdeburg Germany