ESMO Consensus Guidelines for management of patients with colon and rectal cancer. a personalized approach to clinical decision making. by Schmoll, H, Van Cutsem, E, Stein, A, Valentini, V, Glimelius, B, Haustermans, K, Nordlinger, B, van de Velde, C, Balmana, J, Regula, J, Nagtegaal, I, Beets-Tan, R, Arnold, D, Ciardiello, F, Hoff, P, Kerr, D, Köhne, C, Labianca, R, Price, T, Scheithauer, W, Sobrero, A, Tabernero, J, Aderka, D, Barroso, S, Bodoky, G