About the Authors

Victoria Gonzalo

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

Juan Jose Lozano

Affiliation Bioinformatics Unit, CIBERehd, Barcelona, Catalonia, Spain

Virginia Alonso-Espinaco

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

Leticia Moreira

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

Jenifer Muñoz

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

Maria Pellisé

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

Sergi Castellví-Bel

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

Xavier Bessa

Affiliation Department of Gastroenterology, Hospital del Mar, Barcelona, Catalonia, Spain

Montserrat Andreu

Affiliation Department of Gastroenterology, Hospital del Mar, Barcelona, Catalonia, Spain

Rosa M. Xicola

Affiliation Department of Medicine and Cancer Center, University of Illinois at Chicago, Chicago, Illinois, United States of America

Xavier Llor

Affiliation Department of Medicine and Cancer Center, University of Illinois at Chicago, Chicago, Illinois, United States of America

Clara Ruiz-Ponte

Affiliation Galician Public Foundation of Genomic Medicine (FPGMX), CIBERER, Genomics Medicine Group, Hospital Clinico, Santiago de Compostela, University of Compostela, Galicia, Spain

Angel Carracedo

Affiliation Galician Public Foundation of Genomic Medicine (FPGMX), CIBERER, Genomics Medicine Group, Hospital Clinico, Santiago de Compostela, University of Compostela, Galicia, Spain

Rodrigo Jover

Affiliation Gastroenterology Unit, Hospital General Universitario, Alicante, Spain

Antoni Castells

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

Francesc Balaguer

fprunes@clinic.cat

Affiliation Department of Gastroenterology, Hospital Clínic, Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS), University of Barcelona, Barcelona, Catalonia, Spain

for the Gastrointestinal Oncology Group of the Spanish Gastroenterological Association

Membership of the Gastrointestinal Oncology Group of the Spanish Gastroenterological Association is provided in the Acknowledgments.

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: VG A. Castells FB. Performed the experiments: VG VA-E LM JM SC-B XB MA MP RMX XL CR-P A. Carracedo RJ. Analyzed the data: VG JJL VA-E FB. Wrote the paper: VG FB A. Carracedo RJ A. Castells SC-B.