1. Department of Preventive Dentistry, Periodontology and Implant Biology School of Dentistry Faculty of Health Sciences (FHS) Aristotle University of Thessaloniki (AUTh) Thessaloniki Greece
2. Department of Prosthodontics School of Dentistry Faculty of Health Sciences (FHS) Aristotle University of Thessaloniki (AUTh) Thessaloniki Greece
3. Biohellenika SA, Biotechnology Company Thessaloniki Greece
4. School of Mathematics Aristotle University of ThessalonikiAUTh Thessaloniki Greece