1. Specialist and Clinical Lecturer, Prosthodontic Unit, School of Dental Sciences, Universiti Sains Malaysia; Hospital Universiti Sains Malaysia
2. Specialist and Senior Lecturer, Prosthodontic Unit, School of Dental Sciences, Universiti Sains Malaysia; Hospital Universiti Sains Malaysia
3. School of Dental Sciences, Universiti Sains Malaysia
4. Biomaterials Scientist and Associate Professor, School of Dental Sciences, Universiti Sains Malaysia
5. Specialist and Professor, Department of Preventive and Restorative Dentistry, College of Dental Medicine, University of Sharjah, UAE; School of Dental Sciences, Universiti Sains Malaysia, Kelantan, Malaysia