1. Doctoral School on Materials Sciences and Technologies, Óbuda University , Budapest, Hungary
2. Biomedical Engineering Department, College of Engineering, University of Thi-Qar , Nasiriyah, Iraq
3. Donát Bánki Faculty of Mechanical and Safety Engineering, Óbuda University , Budapest, Hungary
4. Dent-Art-Technik Kft , Győr, Hungary