1. Department of Internal Medicine IV, Hematology and Oncology, Medical Faculty, Martin Luther University Halle-Wittenberg, 06120 Halle, Germany
2. Department of Surgical and Conservative Pediatrics and Adolescent Medicine, Medical Faculty, Martin Luther University Halle-Wittenberg, 06120 Halle, Germany
3. Institute of Pharmacy, Martin Luther University Halle-Wittenberg, 06120 Halle, Germany