[P36] 胃　ESD4

[P-174] PPI alone vs PPI plus mucosal protective agents for ESD-induced ulcer: a systematic review and meta-analysis

^○Toshihiro Nishizawa¹, Hidekazu Suzuki², Takanori Kanai², Naohisa Yahagi¹ (1.Div. of Research and Development For Minimally Invasive Treatment, Cance R Center, Keio University School of Medicine, Tokyo, Japan, 2.Division of Gastroenterology and Hepatology, Department of Internal Medicine , Keio University School of Medicine, Tokyo, Japan)