DEVELOPMENT AND FEASIBILITY STUDY OF KUMC ROBOTIC MANIPULATOR DURING ENDOSCOPIC SUBMUCOSAL DISSECTION - Min, G; Choi, HS; Kim, W; Choi, SJ; Lee, JM; Kim, SH; Lee, JM; Kim, ES; Keum, B; Jeen, YT; Lee, HS; Chun, HJ; Kim, CD (Endoscopy, 2018)