1. Department of Orthodontics, First Faculty of Medicine Charles University and the General University Hospital Prague Czech Republic
2. Department of Orthodontics, Faculty of Medicine and Dentistry Palacký University Olomouc Olomouc Czech Republic
3. 3DK Dental Clinic Prague Czech Republic
4. Department of Maxillofacial surgery, First Faculty of Medicine Charles University and the General University Hospital Prague Czech Republic
5. Facevision dental clinic Prague Czech Republic