3Lefevre J H, Corte H, Tiret E, et al.Abdominoperineal resection for squarnous cell anal carcinoma: survival and risk factors for recurrence[J]. Ann Surg Oncol,2012,19 (13) :4186-4192.
5Bartelink H, Roelofsen F, Eschwege F, et al.Concomitant radiotherapy and chemotherapy is superior to radiothera- py alone in the treatment of locally advanced anal canc- er:results of a phase III randomized trial of the European Organization for Research and Treatment of Cancer Ra- diotherapy and Gastrointestinal Cooperative Groups[J]. J Clin Oncol, 1997,15(5) :2040-2049.
6UKCCCR Anal Cancer Trial Working Party. UK Co-or- dinating Committee on Cancer Research.Epidermoid anal cancer: results from the UKCCCR randomised trial of radiotherapy alone versus radiotherapy, 5-fluorouraeil, and mitomyein[J].Laneet, 1996,348(9034):1049-1054.
7Causey MW, Steele SR, Maykel J, et al. Surgical therapy for epidermoid carcinoma of the anal canal: an NSQIP assessment of short-term outcomes[J]. J Surg Res, 2012,177 (2): 235-240.
3Bray F, Parkin DM. Evaluation of data quality in the cancer registry: principles and methods. Part I : comparability, validity and timeliness [J]. Eur J Cancer, 2009, 45: 747-755.
4Curado MP, Edwards B, Shin HR, et al. Cancer incidence in five continents, Vol. IX. IARC scientific: publications No. 160[M], Lyon: IARC, 2007.
5Parkin DM, Chen VM, Ferlay J, et al. Comparability and quality control in cancer registration. IARC technical report No.19[M]. Lyon: IARC, 1994.
6Felay J, Bnrkhard C, Whelan S, et al. Check and conversion programs for cancerregistries. IARC Technical Report No. 42[M]. Lyon: IARC, 2005.
7Felay J. The IARCcrgTools program [EB/OL]. http://www.iacr.com.fr/iarccrgtools.htm, 2006.