1. Department of Medical Oncology, Amsterdam University Medical Center, Cancer Center Amsterdam, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands
2. Unit of Pathological Anatomy 2, Azienda Ospedaliero-Universitaria Pisana, 56100 Pisa, Italy
3. Minimal Access Therapy Training Unit (MATTU), Royal Surrey County Hospital, NHS Foundation Trust, Egerton Road, Guildford GU2 7XX, UK
4. Department of Hepato-Pancreato-Biliary (HPB) Surgery, Royal Surrey County Hospital, NHS Foundation Trust, Egerton Road, Guildford GU2 7XX, UK
5. Section of Oncology, Department of Clinical and Experimental Medicine, Faculty of Health Medical Science, University of Surrey, Guilford GU2 7WG, UK
6. Fondazione Pisana per la Scienza, 56100 Pisa, Italy
7. Department of Prevention Dentistry, Academic Center for Dentistry Amsterdam (ACTA), University of Amsterdam and Vrije Universitreit Amsterdam, 1081 LA Amsterdam, The Netherlands