1. Department of Prosthodontics Faculty of Medicine Institute of Odontology Vilnius University Vilnius Lithuania
2. Biomedical Engineering Institute Kaunas University of Technology Kaunas Lithuania
3. Dental Laboratory University Clinic of Dentistry University of Geneva Geneva Switzerland
4. Division of Fixed Prosthodontics and Biomaterials University Clinic of Dentistry University of Geneva Geneva Switzerland
5. Department of Electronics Engineering Kaunas University of Technology Kaunas Lithuania