Affiliation: | 1. Department of Periodontology, Witten/Herdecke University, Witten, GermanyThe authors contributed equally to this work.;2. Department of Oral Biology and Materials Science, Witten/Herdecke University, Witten, Germany;3. Department of Maxillofacial Surgery, Rotes‐Kreuz‐Krankenhaus Kassel, Kassel, Germany;4. Department of Periodontology, Witten/Herdecke University, Witten, Germany |