6Homs M Y, Steyerberg E W, Eijkenboom W M, et al. Singledose brachytherapy versus metal stent placement for the palliation of dysphagia from oesophageal cancer: muhicentre randomised trial [ J ]. Lancet, 2004,364 ( 9444 ) : 1497-1504.
7Wang M Q, Sze D Y, Wang Z, et al. Delayed complications after esophageal stent placement for treatment of malignant esophageal obstructions and esophagorespiratory fistulas [ J ]. JVIR,2001 ,12(4) :465-474.
8Cwkiel W,Stuidbeck H,Tranberg K G,et al. Malignant esophageal strictures :treatment with a self-expanding nitinol stent[ J]. Radiology, 1993,187(3 ) :661-665.
9Churn M ,Jones B, Myint A S, et al. Radical radiotherapy incorporating a brachytherapy boost for the treatment of cancer of thoracic esophagus:results from a cohort of patients and review of the literature [ J ]. Clinic Oncol, 2002,14 ( 2 ) : 117-122.
10Allum W H, Griffin S M, Watson A, et al. Guidelines for the management of oesophageal and gastric cancer [ J ]. Gut, 2002, 50(Suppl 5) :v1-23.
