1 Oncobiona Group, Navarrabiomed-Instituto de Investigación Sanitaria de Navarra (IdiSNA), Pamplona, Spain.
2 Department of Medical Oncology, Hospital Universitario de Navarra (HUN), Pamplona, Spain.
3 Oncology Data Science Group, Vall d'Hebron Institute of Oncology (VHIO), Barcelona, Spain.
4 Department of Surgery, Hospital Universitario de Navarra (HUN), Pamplona, Spain.
5 Department of Pathology, Hospital Universitario de Navarra (HUN), Pamplona, Spain.
6 Molecular Pathology of Cancer Group, Universidad Pública de Navarra (UPNA), Instituto de Investigación Sanitaria de Navarra (IdiSNA), Pamplona, Spain.
7 Department of Gastroenterology and Hepatology, Hospital Universitario de Navarra (HUN), Pamplona, Spain.
8 Digestive System and Metabolism Diseases Group, Instituto de Investigación Sanitaria de Navarra (IdiSNA), Pamplona, Spain.
9 Department of Medical Oncology, Hospital Universitario Miguel Servet, IISA, Zaragoza, Spain.
10 Department of Medical Oncology, Hospital Universitario Donostia, San Sebastian, Spain.
11 Department of Medical Oncology, Hospital San Pedro, Logroño, Spain.
12 University of Vic - Central University of Catalonia, Vic, Spain.
13 Oncobiona Group, Navarrabiomed-Instituto de Investigación Sanitaria de Navarra (IdiSNA), Pamplona, Spain. maria.alsina.maqueda@navarra.es.
14 Department of Medical Oncology, Hospital Universitario de Navarra (HUN), Pamplona, Spain. maria.alsina.maqueda@navarra.es.