1. Department of Surgery and Medical‐Surgical Specialties, Medicine and Dentistry School Universidade de Santiago de Compostela Santiago de Compostela Spain
2. Liquid Biopsy Analysis Unit, Translational Medical Oncology Group (Oncomet) Health Research Institute of Santiago IDIS, Complexo Hospitalario Universitario de Santiago de Compostela (SERGAS) Santiago de Compostela Spain
3. Centro de Investigación Biomédica en Red de Cáncer CIBERONC Instituto de Salud Carlos III Madrid Spain
4. Department of Oral and Maxillofacial Surgery Complexo Hospitalario Universitario de A Coruña SERGAS A Coruña Spain
5. Department of Preventive Medicine Universidade de Santiago de Compostela Santiago de Compostela Spain
6. Epidemiology, Health Public and Health Technology Assessment, Health Research Institute of Santiago de Compostela (IDIS) Complexo Hospitalario Universitario de Santiago de Compostela (SERGAS) Santiago de Compostela Spain
7. Translational Medical Oncology Group (Oncomet), Health Research Institute of Santiago (IDIS) Complexo Hospitalario Universitario de Santiago de Compostela (SERGAS) Santiago de Compostela Spain