OC.11.1 PROGRAMMED CELL DEATH LIGAND-1 (PD-L1) EXPRESSION IS COUPLED WITH MICROSATELLITE INSTABILITY IN NON-FAMILIAL SMALL BOWEL CARCINOMAS ASSOCIATED OR NOT WITH COELIAC DISEASE OR CROHN'S DISEASE: RESULTS FROM THE SMALL BOWEL CANCER ITALIAN CONSORTIUM. Issue 2 (15th March 2018) - Vanoli, A.; Giuffrida, P.; Martino, M.; Persichella, A.; Viglio, A.; Furlan, D.; Klersy, C.; Grillo, F.; Fiocca, R.; Mescoli, C.; Rugge, M.; Nesi, G.; et al.