| Affiliation: | 1. Department of Oral and Cranio‐Maxillofacial Surgery, Hightech Research Center, University Hospital Basel, University of Basel, Basel, Switzerland;2. Department of Periodontics, Health and Science Center at San Antonio, University of Texas, San Antonio, TX, USA;3. University of Bamberg, Bamberg, Germany;4. Department for Reconstructive Dentistry and Gerodontology, School of Dental Medicine, University of Bern, Bern, Switzerland;5. Private Dental Clinic Dres. Kniha and Gahlert, Munich, Germany |
