1. Department of Oncology; Queen Alexandra Hospital; Portsmouth UK
2. Pathology Centre-Histopathology; Queen Alexandra Hospital; Portsmouth UK
3. School of Pharmacy and Biomedical Science; University of Portsmouth; Portsmouth UK
4. Department of Oral Surgery and Pathology; School of Dentistry; Universidade Federal de Minas Gerais; Belo Horizonte Brazil
5. Department of Oral and Maxillofacial Surgery; Queen Alexandra Hospital; Portsmouth UK