1. Department of Orthodontics; University Clinic of Dentistry; Medical University of Vienna; Vienna Austria
2. Department of Orthodontics and Oral Biology; University Clinic of Dentistry; Medical University of Vienna; Vienna Austria
3. Allgemeine Unfallversicherungsanstalt; Trauma Center Meidling; Ludwig Boltzmann Institute for Experimental and Clinical Traumatology; Vienna Austria
4. Austrian Cluster for Tissue Regeneration; Vienna Austria
5. Section for Medical Statistics; Center for Medical Statistics, Informatics and Intelligent Systems; Medical University of Vienna; Vienna Austria