1. Assistant Professor, Department of Orthodontics, Georg-August-University, Goettingen, Germany
2. MS Student, Department of Orthodontics, Georg-August-University, Goettingen, Germany
3. Research Assistant, Department of Medical Statistics, Georg-August-University, Goettingen, Germany
4. Research Fellow, Department of Orthodontics, Georg-August-University, Goettingen, Germany
5. Department Head, Department of Orthodontics, Georg-August-University, Goettingen, Germany
6. Associate Professor, Department of Orthodontics, Georg-August-University, Goettingen, Germany