1 Department of Hematology, Oncology, and Cancer Immunology, Charité-Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Berlin, Germany.
2 Department of Medical Oncology and Comprehensive Cancer Center, University Hospital Grosshadern, Munich, Germany.
3 Department of Pathology and Tumor Biology, Graduate School of Medicine, Kyoto University, Kyoto, Japan.
4 German Cancer Consortium, Berlin, Germany; and.
5 German Cancer Research Center, Heidelberg, Germany.