1. Department of Oral and Maxillofacial Surgery, Theagenio Cancer Hospital, Thessaloniki, Greece
2. ENT Department, Theagenio Cancer Hospital, Thessaloniki, Greece
3. Clinic of Maxillofacial Surgery and Stomatology, CHU d’Amiens-Picardie Site Sud, France
4. Department of Forestry and Management of the Environment and Natural Resources, Laboratory of Forest Biometry, Dimokritos University of Thrace, Orestias, Greece
5. Drug Development Unit, Sarah Cannon Research Institute and University London College Hospitals & UCL Cancer Institute, London, UK