A Study of Thymidylate Synthase Expression as a Biomarker for Resectable Colon Cancer: Alliance (Cancer and Leukemia Group B) 9581 and 89803 Niedzwiecki, Donna , Hasson, Rian M. , Lenz, Heinz‐Josef ... - - Oncologist - 2017 Manuscript - Secondary-not-in-original - Meta-Analysis - GI - C89803 , C9581