A comparison of three methods for detecting KRAS mutations in formalin-fixed colorectal cancer specimens. - Gonzalez de Castro, D; Angulo, B; Gomez, B; Mair, D; Martinez, R; Suarez-Gauthier, A; Shieh, F; Velez, M; Brophy, V H; Lawrence, H J; Lopez-Rios, F (British Journal of Cancer, 2012)