Affiliations

• ¹ Medical Oncology Department, Unidad de Oncología Médica Traslacional, Hospital Universitario de Navarra, Navarrabiomed -Instituto de Investigación Sanitaria de Navarra, Pamplona, Spain. maria.alsina.maqueda@navarra.es.
• ² Pathology Department, Gastrointestinal and Neuroendocrine Tumors Research Group, Hospital Universitario 12 de Octubre, Research Institute (Imas12), Madrid, Spain.
• ³ Pathology Department, Hospital Clinic de Barcelona, Biomedical Research Institute IDIBAPS, University of Barcelona, Barcelona, Spain.
• ⁴ Department of Legal Medicine, Psychiatry and Pathology, Surgical Pathology Department, Hospital Clínico Universitario San Carlos, Instituto de Investigación Sanitaria Clínico San Carlos (IdISSC), Universidad Complutense, Madrid, Spain.
• ⁵ , Madrid, Spain.
• ⁶ Medical Oncology Department, Complexo Hospitalario Universitario de Ourense, Ourense, Spain.
• ⁷ Gastrointestinal Cancer and Early Clinical-Translational Research Units, Medical Oncology Division, 12 de Octubre University Hospital, Madrid, Spain.
• ⁸ Department of Medical Oncology, Hospital Universitario Central de Asturias, ISPA, Oviedo, Spain.
• ⁹ Pathology Department, Hospital Clínico Universitario de Valencia, Biomedical Research Institute INCLIVA, University of Valencia, Valencia, Spain.
• ¹⁰ Medical Oncology Department, Hospital Universitario Marqués de Valdecilla, IDIVAL, Santander, Spain.
• ¹¹ Pathology Department, Hospital del Mar, Pompeu Fabra University, Hospital del Mar Research Institute, Barcelona, Spain. miglesiasc@hmar.cat.