1. Associate Professor, Department of Orthodontics, School of Dentistry, Eberhard Karl University, Tübingen, Germany
2. Assistant Professor, Department of Orthodontics, School of Dentistry, Eberhard Karl University, Tübingen, Germany
3. Research Scientist, Department of Orthodontics, School of Dentistry, Eberhard Karl University, Tübingen, Germany
4. Private practice, Reutlingen, Germany
5. Assistant Professor, Department of Orthodontics, School of Dentistry, University Clinic Schleswig-Holstein, Kiel, Germany
6. PhD student, Department of Orthodontics, School of Dentistry, Eberhard Karl University, Tübingen, Germany