1. Institute of Pathology; University Hospital Giessen, Justus-Liebig-University Giessen; Giessen Germany
2. Department of General and Thoracic Surgery; University Hospital Giessen; Giessen Germany
3. Department of Radiation Therapy; University Hospital Giessen; Giessen Germany
4. Department of Diagnostic and Interventional Radiology; University Hospital Giessen, Justus-Liebig-University Giessen; Giessen Germany
5. Department of Internal Medicine V; University Hospital Giessen; Giessen Germany
6. Universities of Giessen and Marburg Lung Center (UGMLC), Member of the German Center for Lung Research (DZL); Giessen Germany
7. Department of Otorhinolaryngology, Head and Neck Surgery; University Hospital Giessen, Justus-Liebig-University Giessen; Giessen Germany