Younger patients with resectable colorectal liver metastases have comparable survival to older patients despite worse histopathologic features and increased ras mutations. (March 2018) - Goumard, C.; Okuno, M.; Simoneau, E.; Vega, E.A.; Aloia, T.A.; Chun, Y.S.; Tzeng, C.D.; Raghav, K.P.; Vauthey, J.N.; You, N.Y.; Conrad, C.