2Burmeister BH, Beukema J, Guidi R, et al. Localization of small esophageal cancers for radiation planning using endoscopic contrast injection: report on a series of eight cases[J]. Dis Esophagus, 2001, 14(1): 28-31.DOI: 10.1111/j.1442-2050.2001.00147.x.
3Fernandez DC, Hoffe SE, Barthel JS, et al. Stability of endoscopic ultrasound-guided fiducial marker placement for esophageal cancer target delineation and image-guided radiation therapy[J]. Pract Radiat Oncol, 2013, 3(1): 32-39. DOI: 10.1016/j.prro.2012.02.006.
4Rao SS, Singh S, Sadeghi P. Is endoscopic mucosal clipping useful for preventing colonic manometry probe displacement? [J]. J Clin Gastroenterol, 2010, 44(9): 620-624. DOI: 10.1097/MCG.0b013e3181d04899.
