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Lee, J.H. "184P Carcinoembryonic Antigen Is a Definite Predictor of Tumor Downstaging and Recurrence in Rectal Cancer After Preoperative Chemoradiotherapy and Curative Surgery: A Multi-institutional and Case-matched Control Study of KROG 14-12". Annals of Oncology, 26 ( 2015 ): ix42.