1. Department of Pathology, University Hospital Bonn, 35127 Bonn, Germany
2. Department of Oral, Maxillofacial and Plastic Surgery, University Hospital Bonn, 53111 Bonn, Germany
3. Section of Experimental Dento-Maxillo-Facial Medicine, University Hospital Bonn, 53111 Bonn, Germany
4. ZIK Plasmatis, Leibniz Institute for Plasma Science and Technology (INP), 17489 Greifswald, Germany
5. Department of Gynecology and Gynecological Oncology, University Hospital Bonn, 53127 Bonn, Germany