[O099] 胃　ESD5

[O099-4] A study of the need for biopsy before endoscopic therapyfor determining the expanded area of early gastric carcinoma

^○Kenji Takashima, Tomonori Yano, Tomoyuki Odagaki, Kensuke Shinmura, Masaomi Imajyou, Tomohiro Kadota, Tomoji Kato, Shozo Osera, Hiroyuki Morimoto, Yusuke Yoda, Yasunori Oono, Hiroaki Ikematsu, KAZUHIRO KANEKO (Dept. of Gastroenterology & Gastrointestinal Oncology, National Cancer Center Hospital East, Chiba, Japan)