An analysis of preoperative chemoradiotherapy with 5FU/leucovorin for T3-4 rectal cancer on survival in a pooled analysis of EORTC 22921 and FFCD 9203 trials: Surrogacy in question?

3506 Background: Phase III trials of preoperative chemoradiotherapy (CRT) in T3-4 rectal cancer have demonstrated the benefit of adding 5FU/leucovorin to radiotherapy (RT) on pathological complete ...