Affiliation: | 1. Department of Oral Surgery, Bernhard Gottlieb Dental School, Medical University of Vienna, , Vienna, Austria;2. Department of Prosthodontics, Dental School, University Hospital Freiburg, , Freiburg, Germany;3. Karl Donath Laboratory for Hard Tissue and Biomaterial Research, Medical University of Vienna, , Vienna, Austria;4. Department of Oral and Maxillofacial Surgery, cfc Hirslanden Medical Center, , Aarau, Switzerland |