1 Comprehensive Biomaterial Bank Marburg, Member of the German Lung Center, DZL, Philipps University Marburg, Marburg, Germany; Institute for Pathology, University Hospital Marburg, Marburg, Germany.
2 Comprehensive Biomaterial Bank Marburg, Member of the German Lung Center, DZL, Philipps University Marburg, Marburg, Germany. Electronic address: petraina.pfefferle@uni-marburg.de.