1. Department of Orthodontics, Faculty of Medicine Carl Gustav Carus, TU Dresden, Dresden, Germany
2. Institute for Medical Informatics and Biometry (IMB), Faculty of Medicine Carl Gustav Carus, TU Dresden, Dresden, Germany
3. Department of Orofacial Orthopedics and Orthodontics, Heim Pàl Children’s Hospital, Budapest, Hungary
4. Department of Oto-Rhino-Laryngology and Bronchology, Heim Pàl Children’s Hospital, Budapest, Hungary
5. Department of Conservative Dentistry and Periodontology, University of Medical Sciences, Poznań, Poland