1. Department of Hematology and Oncology, Medical Faculty University of Augsburg Augsburg Germany
2. Institute of Mathematics Faculty of Mathematics and Natural Sciences, University of Augsburg Augsburg Germany
3. Institute for Transfusion Medicine and Haemostasis Medical Faculty, University of Augsburg Augsburg Germany
4. Department of Gastroenterology and Infectious Diseases, Medical Faculty University of Augsburg Augsburg Germany
5. Institute for Laboratory Medicine and Microbiology Medical Faculty, University of Augsburg Augsburg Germany