Oncologia medica;
Dipartimento di Medicina Clinica e Sperimentale "F. Magrassi e A. Lanzara";
Seconda Università degli Studi di Napoli;
Department of Medical Oncology;
Biomedical Research Institute INCLIVA;
University of Valencia;
Department of Internal and Experimental Medicine;
Magrassi-Lanzara;
Institute of Radiology;
Seconda Università di Napoli;
Department of Pathology;
Istituto Nazionale Tumori "Fond. Pascale" - IRCCS;
Department of General and Hepato-Pancreato-Biliary Surgery;
S. M. Loreto Nuovo Hospital;
Metastatic; colorectal; cancer; Epidermal; growth; factor; receptor; Resistance; Mutation; KRAS; NRAS; BRAF; PIK;