Affiliation: | 1. Department of Oral and Maxillofacial Surgery, Facial Plastic Surgery, University of Leipzig, Nürnberger Str. 57, D‐04103 Leipzig, Germany;2. Department of Otolaryngology, Sana Klinikum Remscheid, Remscheid, Germany;3. Department of Otolaryngology, Charité Berlin, Humboldt University, Berlin, Germany;4. Department of Social Medicine, University of Leipzig, Leipzig, Germany |