T.05.2 USEFULNESS OF CONTRAST-ENHANCED ENDOSCOPIC ULTRASOUND (CH-EUS) TO GUIDE THE TREATMENT CHOICE IN SUPERFICIAL RECTAL LESIONS: A CASE SERIES. (May 2022) - Gibiino, G.; Sbrancia, M.; Binda, C.; Coluccio, C.; Saragoni, L.; Maselli, R.; Repici, A.; Fabbri, C.