Fig. 4From: Monthly tegafur–uracil maintenance for increasing relapse-free survival in ypStage III rectal cancer patients after preoperative radiotherapy, radical resection, and 12 postoperative chemotherapy cycles: a retrospective studyPatients undergoing monthly tegafur–uracil treatment were stratified according to different metastatic lymph node ratios: a < 0.3 and b ≥0.3Back to article page