1. Hospital Martha-Maria Halle-Doelau, Halle, Germany
2. Hospital Martha-Maria Halle-Dölau, Halle, Germany
3. Pathologisches Institut Universität Heidelberg, Heidelberg, Germany
4. Department of Medical Oncology, West German Cancer Center, University Hospital Essen, Essen, Germany
5. Institute of Pathology, Charité Universitätsmedizin, Berlin, Germany
6. iOMEDICO AG, Freiburg, Germany
7. AstraZeneca GmbH, Wedel, Germany
8. Internistische Onkologie der Thoraxtumoren, Thoraxklinik im Universitätsklinikum Heidelberg, Translational Lung Research Center Heidelberg (TLRC-H), Member of the German Center for Lung Research (DZL), Heidelberg, Germany