3Shephers NA, Saraga EP, Love SB, et al. Prognostic factors in colonic cancer. Histopathology, 1989,14:613-620.
4Ponz de Leon M, Sant M, Micheli A, et al. Clinical and pathologic prognostic indicators in colorectal cancer: a population-based study.Cancer, 1992,69:625-635.
5Deans GT, Patterson CC, Parks TG, et al. Colorectal carcinoma:importance of clinic and pathological factors in survival. Ann R Coil Surg Engl, 1994,76:59-64.
6Park YJ, Park K.l, Park JG, et al. Prognostic factors in 2230 Korean colorectal cancer patients: analysis of consecutively operated cases.World J Surg, 1999,23:721-726.
7Newland RC, Dent OF, Kyttle MN, et al. Pathological determinants of survival associated with colorectal cancer with lymph node metastasis: a multivariate analysis of 579 patients. Cancer, 1994,73:2076-2082.
8Roncucci L, Fante R, Losi L, et al. Survival for colon and rectal cancer in a population based cancer. Br J Surg, 1995,32A:295.
9Laurent-Puig P, Olschwang S, Delattre O, et al. Survival and acquired genetic alteration in colorectal cancer Gastroenterology, 1992,102:1136-1141.
10Ratto C, Soft L, Ippoliti M, et al. Prognostic factors in colorectal cancer literature review for clinical application. Dis Colon Rectum, 1998,41:1033-1049.
