Feedback activation of HER3 attenuates response to EGFR inhibitors in colon cancer cells. by Bosch-Vilaró, A, Jacobs, B, Pomella, V, Abbasi Asbagh, L, Kirkland, R, Michel, J, Singh, S, Liu, X, Kim, P, Weitsman, G, Barber, P, Vojnovic, B, Ng, T, Tejpar, S