7 Buyru Buyru N N Tezol Tezol A A Dalay Dalay N N Coexistence of K-ras mutations and HPV infection in coloncancer Coexistence of K-ras mutations and HPV infection in coloncancer BMC Cancer BMC Cancer 2005 2005 6 6 115 115 115 115 10.1186/1471-2407-6-115 10.1186/1471-2407-6-115. This evidence concerns the gene KRAS and cancer.