1. Department of Neurology Hannover Medical School Hannover Germany
2. Institute of Clinical Chemistry Hannover Medical School Hannover Germany
3. Department of Hematology, Hemostasis, Oncology, and Stem Cell Transplantation Hannover Medical School Hannover Germany
4. Department of Cardiac, Thoracic, Transplantation and Vascular Surgery Hannover Medical School Hannover Germany