[O004] 胃　ESD4

[O004-1] Preliminary Results of a New Method for Endoscopic Submucosal Dissection and Ablation Therapy Using Laser systems

^○Cho Joo Young¹, Ko Weon Jin², Hahm Ki Baik¹, Park Pil Won¹, Ko Kwang Hyun¹, Hong Sung Pyo¹, Kim Won Hee¹, Yoo Junhwan¹, Kim Duk Hwan¹, Shin Suk Pyo¹, Song Ga Won¹, Cho Jun-Hyung² (1.Institute of Gastroenterology, CHA Bundang Medical Center, CHA University, Korea, 2.Digestive Disease Center, Soonchunhyang University Hospital, Seoul, Korea)