1. Faculty of Medicine Martin Luther University Halle‐Wittenberg, Dorothea‐Erxleben‐Lernzentrum Halle Martin‐Luther‐University Halle‐Wittenberg, Dorothea‐Erxleben‐Lernzentrum Halle Halle (Saale) Germany
2. University Hospital Halle (Saale), Health Service Research Working Group j Acute Care, Department of Internal Medicine, Faculty of Medicine Martin Luther University Halle‐Wittenberg Halle (Saale) Germany
3. University Hospital Halle (Saale), Department of Urology and Kidney Transplantation Martin Luther University Halle‐Wittenberg Halle (Saale) Germany