[1] Chen W, Zheng R, Zhang S, et al.Annual report on status of cancer in China, 2010[J].Chin J Cancer Res, 2014, 26(1):48-58. DOI:10.3978/j.issn.1000-9604.2014.01.08.
[2] Siegel RL, Miller KD, Jemal A.Cancer statistics, 2016[J].CA Cancer J Clin, 2016, 66(1):7-30. DOI:10.3322/caac.21332.
[3] Chen W, Zheng R, Baade PD, et al.Cancer statistics in China, 2015[J].CA Cancer J Clin, 2016, 66(2):115-132. DOI:10.3322/caac.21338.
[4] Vining DJ.Virtual endoscopy:is it reality[J].Radiology, 1996, 200(1):30-31. DOI:10.1148/radiology.200.1.8657938.
[5] Gasia MF, Ghosh S, Panaccione R, et al.Targeted Biopsies Identify Larger Proportions of Patients with Colonic Neoplasia Undergoing High-Definition Colonoscopy, Dye Chromoendoscopy, or Electronic virtual Chromoendoscopy[J].Clin Gastroenterol Hepatol, 2016, 14(5):704-712. DOI:10.1016/j.cgh.2015.12.047.
[6] 孙凯, 史学森, 王吉凌, 等.双源计算机断层扫描双能量结肠镜检测结肠肿瘤确性的临床研究[J].中华消化杂志, 2015, 35(6):382-385. DOI:10.3760/cma.j.issn.0254-1432.2015.06.005.
Sun K, Shi XS, Wang JL, et al.Clinical study on the accuracy of dual-energy computed tomography colonography in colorectal neoplasia detection[J].Chin J Dig, 2015, 35(6):382-385.  doi: 10.3760/cma.j.issn.0254-1432.2015.06.005
[7]

Abraham HD, Andrea L.Atlas of virtual colonoscopy[M].New York:Springer, 2011.
[8] Pooler BD, Kim DH, Pickhardt PJ.Potentially important extracolonic findings at screening CT colonography:incidence and outcomes data from a clinical screening program[J].AJR Am J Roentgenol, 2016, 206(2):313-318. DOI:10.2214/AJR.15.15193.
[9] Pickhardt PJ, Hassan C, Halligan S, et al.Colorectal cancer:CT colonography and colonoscopy for detection-systematic review and meta-analysis[J].Radiology, 2011, 259(2):393-405. DOI:10.1148/radiol.11101887.
[10] Badiani S, Hernandez ST, Karandikar S, et al.CT colonography to exclude colorectal cancer in symptomatic patients[J].Eur Radiol, 2011, 21(10):2029-2038. DOI:10.1007/s00330-011-2151-1.
[11] Pickhardt PJ, Choi JR, Hwang I, et al.Computed tomographic virtual colonoscopy to screen for colorectal neoplasia in asymptomatic adults[J].N Engl J Med, 2003, 349(23):2191-2200. DOI:10.1056/NEJMoa031618.
[12] De Haan MC, Van Gelder RE, Graser A, et al.Diagnostic value of CT-colonography as compared to colonoscopy in an asymptomatic screening population:a meta-analysis[J].Eur Radiol, 2011, 21(8):1747-1763. DOI:10.1007/s00330-011-2104-8.
[13] Lara LF, Erim T, Schneider A, et al.Initial experience with a variable width and extreme tip angulation colonoscope[J].Tech Coloproctol, 2014, 18(12):1173-1175. DOI:10.1007/s10151-014-1223-z.
[14] Pickhardt PJ.CT colonography for population screening:ready for prime time?[J].Dig Dis Sci, 2015, 60(3):647-659. DOI:10.1007/s10620-014-3454-2.
[15] Chung SY, Park SH, Lee SS, et al.Comparison between CT colonography and double-contrast barium enema for colonic evaluation in patients with renal insufficiency[J].Korean J Radiol, 2012, 13(3):290-299. DOI:10.3348/kjr.2012.13.3.290.
[16] 姜军, 李颖, 蒋力明, 等.气钡双重造影与CT仿真内镜技术对结直肠肿瘤诊断价值的前瞻性研究[J].中国医刊, 2015, 50(4):76-79. DOI:10.3969/j.issn.1008-1070.2015.04.023.
Jiang J, Li Y, Jiang LM, et al.Prospective study of double-contrast barium enema and CT colonography in diagnostic value of colonrectal neoplasm[J].Chin J Med, 2015, 50(4):76-79.  doi: 10.3969/j.issn.1008-1070.2015.04.023
[17] Iafrate F, Iussich G, Correale L, et al.Adverse events of computed tomography colonography:an Italian National Survey[J].Dig Liver Dis, 2013, 45(8):645-650. DOI:10.1016/j.dld.2013.02.020.
[18] Singh S, Kalra MK, Thrall JH.Automatic exposure control in CT:applications and limitations[J].J Am Coll Radiol, 2011, 8(6):446-449. DOI:10.1016/j.jacr.2011.03.001.
[19] Flicek KT, Hara AK, Silva AC, et al.Reducing the radiation dose for CT colonography using adaptive statistical iterative reconstruction:A pilot study[J].AJR Am J Roentgenol, 2010, 195(1):126-131. DOI:10.2214/AJR.09.3855.
[20] Perisinakis K, Seimenis I, Tzedakis AA, et al.Screening computed tomography colonography with 256-Slice scanning should patient radiation burden and associated cancer risk constitute a major concern?[J].Invest Radiol, 2012, 47(8):451-456. DOI:10.1097/RLI.0b013e318250a58c.
[21] Berrington de González A, Kim KP, Knudsen AB, et al.Radiation-related cancer risks from CT colonography screening:a risk-benefit analysis[J].AJR Am J Roentgenol, 2011, 196(4):816-823. DOI:10.2214/AJR.10.4907.
[22] Chang KJ, Yee J.Dose reduction methods for CT colonography[J].Abdom Imaging, 2013, 38(2):224-232. DOI:10.1007/s00261-012-9968-1.
[23]

Lambert L, Ourednicek P, Briza J, et al.Sub-milliSievert ultralow-dose CT colonography with iterative model reconstruction technique[J/OL], Peer J, 2016, 4: e1883[2016-04-01].https://peerj.com/articles/1883.pdf. DOI: 10.7717/peerj.1883.