1. Institute of Electronics and Computer Science, LV-1006 Riga, Latvia
2. Department of Morphology, Institute of Anatomy and Anthropology, Rīga Stradiņš University, LV-1010 Riga, Latvia
3. Department of Conservative Dentistry and Oral Health, Institute of Stomatology, Rīga Stradiņš University, LV-1007 Riga, Latvia
4. Department of Prosthetic Dentistry, Institute of Stomatology, Rīga Stradiņš University, LV-1007 Riga, Latvia
5. Department of Orthodontics, Institute of Stomatology, Rīga Stradiņš University, LV-1007 Riga, Latvia