1. Division of Cancer EpidemiologyGerman Cancer Research Center (DKFZ) Heidelberg Germany
2. Department of RadiologyThoraxklinik Heidelberg, Heidelberg University Heidelberg Germany
3. Department of Diagnostic and Interventional RadiologyHeidelberg University Clinic Heidelberg Germany
4. Member of the German Center for Lung Research (DZL), Translational Lung Research Center (TLRC) Heidelberg Germany
5. Department of SurgeryThoraxklinik Heidelberg, Heidelberg University Heidelberg Germany
6. Institute of PathologyUniversity of Saarland Homburg (Saar) Germany
7. Dalla Lana School of Public HealthUniversity of Toronto Toronto ON Canada
8. Department of RadiologyGerman Cancer Research Center (DKFZ) Heidelberg Germany