1. Department of Maxillofacial Surgery, University Hospitals of Leicester, Leicester LE1 5WW, UK
2. Maxillofacial Prosthesis Clinic, University Hospitals of Leicester, Leicester LE1 5WW, UK
3. Private Practice, The Leicester Sports Medicine Clinic, Leicester LE2 1XD, UK
4. School of Plastic Surgery, East Midlands Deanery, University Hospitals of Leicester, Leicester LE1 5WW, UK