1. Institute of Functional and Applied Anatomy and
2. Biomedical Research in Endstage and Obstructive Lung Disease Hannover, Member of the German Center for Lung Research (DZL), Hannover, Germany;
3. Department of Lung Development and Remodelling, Max Planck Institute for Heart and Lung Research, Bad Nauheim, Germany;
4. Department of Internal Medicine (Pulmonology), Member of the German Center for Lung Research (DZL), University of Giessen and Marburg Lung Center, Giessen, Germany; and
5. Research Core Unit Electron Microscopy, Hannover Medical School, Hannover, Germany;
6. Faculty of Engineering and Health, HAWK University of Applied Sciences and Arts, Göttingen, Germany