1. Clinical Cooperation Unit Molecular Hematology/Oncology, German Cancer Research Center (DKFZ) and Department of Internal Medicine V University of Heidelberg Heidelberg Germany
2. Department of Medical Oncology, National Center for Tumor Diseases (NCT) University of Heidelberg Heidelberg Germany
3. Department of Internal Medicine V University of Heidelberg Heidelberg Germany
4. Division of Biostatistics German Cancer Research Center (DKFZ) Heidelberg Germany
5. Institute of Neuropathology University of Heidelberg Heidelberg Germany
6. Clinical Cooperation Unit Neuropathology German Cancer Research Center (DKFZ) Heidelberg Germany
7. Institute of Pathology University of Heidelberg Heidelberg Germany