Author information:
(1)Medical Oncology Department, University Hospital Fundación Jimenez Diaz, 
Madrid, Spain. jmartin@mustbesevilla.org.
(2)University Hospital General de Villalba, Madrid, Spain.
(3)Instituto de Investigacion Sanitaria Fundacion Jimenez Diaz (IIS/FJD), 
Madrid, Spain.
(4)Institute of Biomedicine of Sevilla (IBIS, HUVR, CSIC, Universidad de 
Sevilla), Sevilla, Spain.
(5)Pathology Department, University Hospital Son Espases, Mallorca, Spain.
(6)Soft Tissue and Bone Pathology, Histopathology and Pediatric Pathology Unit, 
Diagnostic Pathology and Laboratory Medicine Department, Fondazione Istituto di 
Ricovero e Cura a Carattere Scientifico (IRCCS), Istituto Nazionale Tumori, 
Milan, Italy.
(7)Pathology Department, University Hospital Vall D'Hebron, Barcelona, Spain.
(8)Centro de Investigación Biomédica en RED (CIBERONC), Instituto de Salud 
Carlos III, Madrid, Spain.
(9)Pathology Department, Santa Creu I Sant Pau Hospital, Barcelona, Spain.
(10)Anatomic Pathology Unit, Humanitas Clinical and Research Center - IRCCS -, 
Rozzano (MI), Italy.
(11)Department of Biomedical Sciences, Humanitas University, Pieve Emanuele 
(MI), Italy.
(12)Pathology Department, Service d'Anatomie Pathologique, Institut Bergonié, 
Bordeaux, France.
(13)Bergonie Institute, Department of Biopathology, Bordeaux, and Bordeaux 
University, Talence, France.
(14)Clinical Bioinformatics Area. Fundación Progreso y Salud (FPS). CDCA, 
Hospital Virgen del Rocio, Sevilla, Spain.
(15)Bioinformatics in Rare Diseases (BiER). Centro de Investigación Biomédica en 
Red de Enfermedades Raras (CIBERER), FPS, Hospital Virgen del Rocio, Sevilla, 
Spain.
(16)INB-ELIXIR-es FPS, Hospital Virgen del Rocío, Sevilla, Spain.
(17)Department of Anatomy and Pathological Histology, IRCCS, Istituto Ortopedico 
Rizzoli, Bologna, Italy.
(18)Research and Statistics Infrastructure, Azienda Unità Sanitaria Locale - 
IRCCS di Reggio Emilia, Reggio Emilia, Italy.
(19)Chemotherapy Unit, IRCCS, Istituto Ortopedico Rizzoli, Bologna, Italy.
(20)Cancer Medicine Department, Fondazione Istituto di Ricovero e Cura a 
Carattere Scientifico (IRCCS) Istituto Nazionale Tumori, Milan, Italy.
(21)Department of Surgery, Istituto Clinico Humanitas, Rozzano, Italy.
(22)Medical Oncology Department, Santa Creu I Sant Pau Hospital, Barcelona, 
Spain.
(23)Division of Medical Oncology, Candiolo Cancer Institute, FPO-IRCCS, 
Candiolo, Italy.
(24)Department of Medical Oncology, Centre Léon Bérard & Université Claude 
Bernard Lyon I, Lyon, France.
(25)Department of Oncology, Medical Oncology 1 Unit, Istituto Oncologico Veneto 
IOV, IRCCS, Padova, Italy.
(26)Hematology Department, Son Espases University Hospital, Mallorca, Spain.
(27)Medical Oncology Department, Vall d'Hebron University Hospital, Barcelona, 
Spain.
(28)Medical Oncology Department, University Hospital Fundación Jimenez Diaz, 
Madrid, Spain.
(29)Department of Pathology, Treviso General Hospital, Treviso, Italy.
(30)University of Padua, Padova, Italy.
(31)Laboratory of Oncologic Research, Istituto Ortopedico Rizzoli, Bologna, 
Italy.
(32)Department of Surgery, Fondazione IRCCS Istituto Nazionale dei Tumori, 
Milan, Italy.
(#)Contributed equally