EP-1680: Assessing tumour necrosis in lunvg cancer with dual energy CT quantitative imaging. (May 2017) - González-Pérez, V.; Arana, E.; Cruz, J.; Barrios, M.; Blázquez, F.; Bartrés, A.; Oliver, L.; Campo, V.; Bosó, C.; Sanamaría, P.; Crispín, V.