Effectiveness of CO2-insufflated endoscopic submucosal dissection with the duodenal balloon occlusion method for early esophageal or gastric cancer: a randomized case control prospective study
Hirohito Mori*, Hideki Kobara, Shintaro Fujihara, Noriko Nishiyama, Kunihiko Izuishi, Masaomi Ohkubo, Kazi Rafiq, Yasuyuki Suzuki and Tsutomu Masaki