OC.03.9 SPARING SPLENIC ARTERY: RADIOLOGICAL-ASSISTED DIRECT ENDOSCOPIC NECROSECTOMY USING ENDOROTOR. (September 2021) - Binda, C.; Petrella, E.; Coluccio, C.; Vizzuso, A.; Sartini, A.; Cucchetti, A.; Sbrancia, M.; Signoretti, M.; Giampalma, E.; Ercolani, G.; Fabbri, C.