1. Institute of Pathology, University Hospital Heidelberg; Im Neuenheimer Feld 224 69120 Heidelberg Germany
2. Institute of Pathology, Charité University Hospital; Charitéplatz 1 10117 Berlin Germany
3. Tissue Bank of the National Center for Tumor Diseases (NCT); Heidelberg Germay
4. Institute of Pathology, Dueren Hospital; Roonstrasse 30 52351 Dueren Germany
5. Department of Pathology; Massachusetts General Hospital/Harvard Medical School, Center for Integrated Diagnostics (CID); 55 Fruit Street 02114 Boston MA USA
6. Member of the German Cancer Consortium (DKTK) and National Center for Tumor Diseases (NCT); 69120 Heidelberg Germany