[O004] 胃　ESD4

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

^○Joo Young Cho¹, Weon Jin Ko², Ki Baik Hahm¹, Pil Won Park¹, Kwang Hyun Ko¹, Sung Pyo Hong¹, Won Hee Kim¹, Junhwan Yoo¹, Duk Hwan Kim¹, Suk Pyo Shin¹, Ga Won Song¹, Jun-Hyung Cho² (1.Institute of Gastroenterology, CHA Bundang Medical Center, CHA University, Korea, 2.Digestive Disease Center, Soonchunhyang University Hospital, Seoul, Korea)