OC-0415 MERINO study: Defining a standardised delineation method for repeated GTV assessment using DW MRI. (April 2019) - Duffton, A.; McCrea, I.; Allwood-Spiers, S.; Hay, L.; Devlin, L.; Sankaralingam, M.; Thomson, M.; McLoone, P.; McJury, M.; Foster, J.; Paterson, C.