Information on the genetics of colorectal cancers Genetics of Colorectal Cancer Lynch syndrome colon cancer Lynch syndrome National Cancer Institute: Genetics of Colorectal Cancer Genetics of Colorectal Cancer Genetics of Colorectal Cancer Genetics of Colorectal Cancer Genetics of Colorectal Cancer National Institutes of Health: Genetics of Colorectal Cancer Genetics of Colorectal Cancer Genetics of Colorectal Cancer