1)Goda K, et al:Usefulness of magnifying endoscopy with narrow band imaging for the detection of specialized intestinal metaplasia in columnar-lined esophagus and Barrett's adenocarcinoma. Gastrointest Endosc 65:36-46, 2007
2)Ell C, et al:Curative endoscopic resection of early esophageal adenocarcinomas(Barrett's cancer). Gastrointest Endosc 65:3-10, 2007
3)Pech O, et al:Long-term results and risk factor analysis for recurrence after curative endoscopic therapy in 349 patients with high-grade intraepithelial neoplasia and mucosal adenocarcinoma in Barrett's oesophagus. Gut 57:1200-1206, 2008
4)Allen B, et al:Endoscopic ablation of Barrett's neoplasia with a new focal radiofrequency device;Initial experience with the Halo60. Endoscopy 44:707-710, 2012