1. School of Dentistry University of Granada Granada Spain
2. Biohealth Research Institute (IBS) Granada Spain
3. Postgraduate Program in Dentistry Federal University of Santa Catarina Florianópolis Brazil
4. Oral Medicine Valencia University Valencia Spain
5. Department of Stomatology and Maxillofacial Surgery Hospital General Universitario de Valencia Valencia Spain
6. Faculty of Dentistry, Oral and Craniofacial Sciences King's College London London UK
7. WHO Collaborating Centre for Oral Cancer London UK