1. Department of Hematology and Oncology, Heidelberg University, Mannheim, Germany;
2. Institute for Clinical Chemistry, Heidelberg University, Mannheim, Germany;
3. Institute of Transfusion Medicine and Immunology, Heidelberg University, German Red-Cross Blood Service Baden-Württemberg – Hessen, Mannheim, Germany;
4. Department of Medical Statistics and Biomathematics, Heidelberg University, Mannheim, Germany;
5. Department of Radiation Oncology, Heidelberg University, Mannheim, Germany