2Gong W, Xiong Y, Zhi F, et al. Preliminary experience of endo- scopic submueosal tunnel dissection for upper gastrointestinal submucosal tumors. Endoscopy,2012,44:231-235.
3Inoue H, lkeda H, Hosoya T,et al. Submucosal endoscopic tumor resection for subepithelial tumors in the esophagus and cardia. Endoscopy. 2012,44 : 225 -230.
4Sun S,Jin Y,Chang G,et al. Endoscopic band ligation without e- lectrosurgerv a new technique for excision of small upper-GI leio- myoma. Gastrointest Endosc ,2004,60:218-222.
5Nan G,Siyu S, Shiwei S, et al. Hemoclip-reinforced and EUS-as- sisted band ligation as an effective and safe technique to treat small GISTs in the gastric fundus. Am J Gastroenterol, 2011, 106 : 1560-1561.
6Mietlinen M, Lasota J. Gastrointestinal stromal tumors (GISTs) : definition, occurrence, pathology, differential diagnosis and mo- lecular genetics. Pol J Pathol,2003 ,54 :3-24.
7Messmann H, Probst A. Management of endoscopic submucosal dissection complications. Endoscopy,2009,41:712-714.
6Giovannini M, Seitz JF, Monges G, et al. Fine-needle aspiration cytology guided by endoscopic ultrasonography : results in 141 patients. Endoscopy, 1995, 27: 171-177.
7Varadarajulu S, Fraig M, Schmulewitz N, et al. Comparison of EUS-guided 19-gauge Trucut needle biopsy with EUS-guided fine-needle aspiration. Endoscopy, 2004, 36: 397-401.
8Park YS, Park SW, Kim TI, et al. Endoscopic enucleation of upper-G1 submucosal tumors by using an insulated-tip electrosurgical knife. Gastrointest Endosc, 2004, 59: 409-415.
3Inoue H,Ikeda H , Hosoya T, et al. Submucosal endoscopic tumor re-section for subepithelial tumors in the esophagus and cardia [ J ]. En-doscopy, 2012 , 44(3 ) ; 225-230.
4Gong X,Xiong Y, Zhi F, et al. Preliminary experience of endoscopicsubmucosal tunnel dissection for upper gastrointestinal submucosaltu-mors [J]. Endoscopy, 2012, 44(3): 231-235.
5Choi SH , Kim YT, Han KN , et al. Surgical management of the esoph-ageal leiomyoma; lessons from a retrospective review [ J]. Dis Esopha-gus, 2010, 24(5) : 325-329.
6Ye LP, Zhang Y, Mao XL, et al. Submucosal tunnelling endoscopicresection for the treatment of esophageal submucosal tumours origina-ting from the muscularis propria layer : an analysis of 15 cases [ J ].Dig Liver Dis, 2013, 45(2) : 119-123.
7Xu MD , Cai MY, Zhou PH , et al. Submucosal tunneling endoscopicresection : a new technique for treating upper GI submucosal tumors o-riginating from the muscularis propria layer ( with videos) [ J]. Gas-trointest Endosc, 2011, 15(1) : 195-199.
8Saito I,Tsuji Y,Sakaguchi Y , et al. Complications related to gastricendoscopic submucosal dissection and their managements [ J ] . ClinEndosc, 2014,47(5) ; 398403.
9Wang L, Ren W, Zhang Z, et al. Retrospective study of endoscopicsubmucosal tunnel dissection ( ESTD) for surgical resection of esopha-geal leiomyoma [ J]. Surg Endosc , 2013 , 27(11): 4259-4266.
10Corless CL. Gastrointestinal stromal tumors : what do we know now [ J ].Mod Pathol, 2014,27 Suppl 1 : S1-S16.