Affiliation: | 1. Head, Outpatient Unit, Department of Prosthodontics, Ludwig-Maximilians-University, Munich, Germany;2. Dental technician, Dental Materials Unit, Department of Prosthodontics, Ludwig-Maximilians-University, Munich, Germany;3. Materials scientist, Dental Materials Unit, Department of Prosthodontics, Ludwig-Maximilians-University, Munich, Germany;4. Head, Dental Materials Unit, Department of Prosthodontics, Ludwig-Maximilians-University, Munich, Germany |