2Telford JJ,Saltzman JR,Kuntz KM,et al.Impact of preoperative staging and chemoradiation versus postoperative chemoradiation on outcome in patients with rectal cancer:a decision analysis. J Natl Cancer Inst.2004,96(3):191-201.
3Baxter NN,Morris AM,Rothenberger DA,et al.Impact of preoperative radiation for rectal cancer on subsequent lymph node evaluation:A population-based analysis.Int J Radiat Oncol Biol Phys,2005,61(2):426-431.
4Fu CG,Tominaga O,Nagawa H,et al.Role of p53 and p21 detection in patient selection for preoperative radiotherapy in rectal cancer patients.Disease Colon Rectum,1998,41(1):68-74.
5Papillon J.Endocavitary irradiation in the curative treatment of early cancers.Dis Colon Rectum,1974,17(2):172-180.
6Swedish Rectal Cancer Trial. Local recurrence rate in a randomized multicentre trial of preoperative radiotherapy compared with operation alone in respectable rectal carcinoma. Eur J Surg ,1996,162(5):397.
7Swedish Rectal Cancer Trial. Improved survival with preoperative radiotherapy in respectable rectal cancer. N Engl J Med,1997,336(14):980-987.
8Medical Research Council Rectal Cancer Working Party. Randomized trial of surgery alone versus radiotherapy followed by surgery for potentially operable locally advanced rectal cancer. Lancet ,1996,348(9042):1605-1610.
9MRC Working Party Second Report.The evaluation of low dose preoperative X-ray therapy in the management of operable rectal cancer: results of a randomly controlled trial. Br J Surg,1984,71(5);21-25.
10Habr-Gama A,Perez RO,Nadalin W,et al.Operative versus nonoperative treatment for stage 0 distal rectal cancer following chemoradiation therapy:long-term results.Ann Surg,2004,240(4):711-717.