1Fame R Roncucci L,Digregerioc. Frequency and clinical features of multiple tumors of the large bowel in the general population and in patients with hereditary colorectal carcinomas[J].International Journal of Cancer,1996.2013-2021.
7Yokozaki H, Semba S, Fujimoto JY, Tahara E. Microsalellite instabili ty in gastric cancer patients with multiple primary carcinoma [J]. Int J Onc ol, 1999; 14(1):151-155.
