van Krieken, J. H. J. M. Jung, A. Kirchner, T. Carneiro, F. and Seruca, R. Bosman, F. T. Quirke, P. Flejou, J. F. and Hansen, T. Plato de Hertogh, G. Jares, P. Langner, C. and Hoefler, G. Ligtenberg, M. Tiniakos, D. Tejpar, S. and Bevilacqua, G. Ensari, A., KRAS mutation testing for predicting response to anti-EGFR therapy for colorectal carcinoma: proposal for an European quality assurance program, Virchows Archiv, (453), 417-431, 2008, Springer-Verlag, 0945-6317, 1432-2307