The discussion was held Under the supervision of:
- Prof. Dr. Ahmed Hamdy, Professor & head of Fixed Prosthodontics Department, Faculty of Dentistry, MSA University.
- Prof. Dr. Marwa Mohamed El Sayed – Lecturer of Fixed Prosthodontics, Faculty of Dentistry – Ain Shams University.
- Prof. Dr. Khaled Mohammed Hagag – Lecturer of Fixed Prosthodontics, Faculty of Al Azhar University.
- Dr. Faisal Safwat Hamza, Lecturer of Fixed Prosthodontics Department, Faculty of Dentistry - MSA University – (Assistant Supervisor).