Reply to Chun et al. (1)

• References

• 1 Inoue H, Ikeda H, Hosoya T et al. Submucosal endoscopic tumor resection for subepithelial tumors in the esophagus and cardia. Endoscopy 2012; 44: 225-230
• 2 Gong W, Xiong Y, Zhi F et al. Preliminary experience of endoscopic submucosal tunnel dissection for upper gastrointestinal submucosal tumors. Endoscopy 2012; 44: 231-235
• 3 Inoue H, Minami H, Kobayashi Y et al. Peroral endoscopic myotomy (POEM) for esophageal achalasia. Endoscopy 2010; 42: 265-271
• 4 Swanstrom LL, Rieder E, Dunst CM. A stepwise approach and early clinical experience in peroral endoscopic myotomy for the treatment of achalasia and esophageal motility disorders. J Am Coll Surg 2011; 213: 751-756
• 5 von Renteln D, Inoue H, Minami H et al. Peroral endoscopic myotomy for the treatment of achalasia: a prospective single center study. Am J Gastroenterol 2012; 107: 411-417
• 6 Xu MD, Cai MY, Zhou PH et al. Submucosal tunneling endoscopic resection: a new technique for treating upper GI submucosal tumors originating from the muscularis propria layer. Gastrointest Endosc 2012; 75: 195-199
• 7 Hyun JH, Jeen YT, Chun HJ et al. Endoscopic resection of submucosal tumor of the esophagus: results in 62 patients. Endoscopy 1997; 29: 165-170