4Cress RD. Morris C, Ellison GL, et al. Secular changes in colorectal cancer incidence by sabsite, stage at diagno- sis, and race/ethnicity, 1992-2001 [J]. Cancer, 2006,107 (5 suppl): 1142-1152.
5Mortensen LA, Leffers AM, Holck S, et al. Magnetic Resonance Imaging in the preoperative staging of rectum cancer[J]. UgeskrLaeger, 2009,171(35): 2476-2481.
6Brown G, Richards CJ, Bourne MW, et al. Morphologic predictors of lymph node status in rectal cancer with use of high-spatial-resolution MR imaging with histopathologic comparison [J]. Radiology, 2003,227(2): 371-377.
7Gunther K, Dworak 0, Remke S, et al. Prediction of distant metastases after curative surgery for rectal cancer [J]. J Surg Res, 2002, 103 (1) : 68-78.
8Yamada I, Yoshino N, Tetsumura A, et al. Colorectal carcinoma: local tumor staging and assessment of lymph node metastasis by high-resolution MR imaging in surgical specimens [J]. Int J Biomed Imaging, 2009: 10. [Epub 2010 Jan 31].
9Hosonuma T, Tozaki M, Ichiba N, et al. Clinical usefulness of diffusion weighted imaging using low and high b-values to detect rectal cancer [J]. Magn Reson Med Sci, 2006,5 (4) : 173-177.
10Curvo-Semedo L,Lambregts DM, Maas M, et al. Diffusion-weighted MRI in rectal cancer: apparent diffusion coefficient as a potential noninvasive marker of tumor aggressiveness [J]. J Magn Reson Imaging, 2012,35 (6): 1365-1371.
