DNA copy-number alterations underlie gene expression differences between microsatellite stable and unstable colorectal cancers. by Jorissen, R, Lipton, L, Gibbs, P, Chapman, M, Desai, J, Jones, I, Yeatman, T, East, P, Tomlinson, I, Verspaget, H, Aaltonen, L, Kruhøffer, M, Orntoft, T, Andersen, C, Sieber, O