1. Institute of Pathology, Heidelberg University, Heidelberg, Germany
2. Department of Pneumology and Thoracic Oncology, Asklepios Hospital, Munich-Gauting, Germany
3. Department of Radiation Oncology, Heidelberg University, Heidelberg, Germany
4. Department of Thoracic Surgery, Asklepios Hospital, Munich-Gauting, Germany
5. Translational Research Unit, Thoraxklinik at Heidelberg University, Heidelberg, Germany
6. Department of Thoracic Surgery, Thoraxklinik at Heidelberg University, Heidelberg, Germany
7. Institute of Pathology, Wetzlar, Germany
8. Institute of Pathology, Asklepios Hospital, Munich-Gauting, Germany
9. Institute of Pathology, Technical University (TUM), Munich, Germany
10. National Center for Tumor Diseases (NCT), Heidelberg, Germany