1. Department of Oral Biology School of Dentistry, Medical University of Vienna Vienna Austria
2. Department of Conservative Dentistry Faculty of Dentistry, University of Chile Santiago Chile
3. Clinic of Reconstructive Dentistry, Center of Dental Medicine University of Zurich Zurich Switzerland
4. Department of Oral Surgery School of Dentistry, Medical University of Vienna Vienna Austria
5. Department of Advanced Prosthodontics Hiroshima University Higashihiroshima Japan
6. Ludwig Boltzmann Institute for Experimental and Clinical Traumatology Vienna Austria
7. Core Facility Hard Tissue and Biomaterial Research Karl Donath Laboratory, School of Dentistry, Medical University of Vienna Vienna Austria
8. Austrian Cluster for Tissue Regeneration Vienna Austria
9. Department of Periodontology School of Dental Medicine, University of Bern Bern Switzerland