1. Dental Core Trainee in Restorative Dentistry, UK
2. Specialist in Prosthodontics, Specialty Registrar in Restorative Dentistry, UK
3. Consultant and Senior Clinical Lecturer in Restorative Dentistry, Birmingham Dental Hospital and University of Birmingham School of Dentistry, Birmingham Community Healthcare NHS Trust, 5 Mill Pool Way, Edgbaston, Birmingham B5 7EG UK