Affiliation: | 1. Maxillofacial Department, Royal Surrey County Hospital, Guildford, UK;2. Maxillofacial Unit, Queen Alexandra Hospital, Portsmouth, UK;3. Pathology Department, St Mary's Hospital, London, UK;4. Department of ENT, Charing Cross Hospital, London, UK;5. Maxillofacial Surgery, Gloucestershire Royal Hospital, Gloucester, UK;6. Maxillofacial Unit, St Richard's Hospital, Chichester, UK;7. Cytology Department, Royal Surrey County Hospital, Guildford, UK;8. Pathology Department, Queen Alexandra Hospital, Portsmouth, UK |