Department of Prosthodontics, Propaedeutics and Dental Materials, Christian-Albrechts University at Kiel, Kiel, Germany Department of Prosthodontics, Faculty of Medicine Carl Gustav Carus, TU Dresden, Dresden, Germany
M. Sad Chaar
Department of Prosthodontics, Propaedeutics and Dental Materials, Christian-Albrechts University at Kiel, Kiel, Germany
Matthias Kern
Department of Prosthodontics, Propaedeutics and Dental Materials, Christian-Albrechts University at Kiel, Kiel, Germany
This is an open-access article distributed under the terms of Creative Commons Attribution-NonCommercial License 4.0 (CC BYNC 4.0), which allows users to distribute and copy the material in any format as long as credit is given to the Japan Prosthodontic Society. It should be noted however, that the material cannot be used for commercial purposes. https://creativecommons.org/licenses/by-nc/4.0/
