1. Integrated Biosciences, School of Clinical Dentistry, Sheffield, UK
2. Unit of Academic Urology, University of Sheffield, Sheffield, UK
3. Department of Oral Diagnosis, School of Dentistry, University of Campinas, Piracicaba-SP, Brazil
4. Faculty of Medicine Cancer Sciences Unit, Southampton University, Somers Building, Southampton, UK
5. Centre for Clinical & Diagnostic Oral Sciences, Institute of Dentistry, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, UK
6. Department of Oral Biology and Biomedical Sciences and Oral Cancer Research and Coordinating Centre, Faculty of Dentistry, University of Malaya, Kuala Lumpur, Malaysia
7. Department of Infection and Immunity and Cardiovascular Disease, University of Sheffield, Sheffield, UK