1. Department of Operative Dentistry, Periodontology and Preventive Dentistry RWTH Aachen University Aachen Germany
2. Department of Restorative, Preventive and Pediatric Dentistry Zahnmedizinische Kliniken der Universität Bern, University of Bern Bern Switzerland
3. Department of Operative and Preventive Dentistry Charité Universitätsmedizin Berlin BerlinGermany
4. Department of Prosthodontics Geriatric Dentistry and Craniomandibular Disorders Charité Universitätsmedizin Berlin Berlin Germany
5. Department of Biohybrid & Medical Textiles (BioTex) AME – Institute of Applied Medical Engineering Helmholtz Institute RWTH Aachen University Aachen Germany