1. Department of Pathology; University Medical Center; Freiburg Germany
2. Faculty of Biology; University of Freiburg; Freiburg Germany
3. Institute of Medical Biometry and Medical Informatics, University Medical Center; Freiburg Germany
4. Department of Pathology; St. Vincentius-Kliniken; Karlsruhe Germany
5. Department of Pathology; Memorial Sloan-Kettering Cancer Center; New York NY USA
6. Comprehensive Cancer Center Freiburg; University Medical Center; Freiburg Germany
7. German Cancer Consortium (DKTK) and German Cancer Research Center (DKFZ); Heidelberg Germany
8. BIOSS Centre for Biological Signalling Studies; University of Freiburg; Freiburg Germany