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Clinical Articles / BY: Amil Shah, MDCM, FRCPC, FACP May 2000
... cancer. Two randomized studies have been conducted.[ 11,12 ] In a North American study, patients were randomly ... At present, transmural extension of rectal cancer or lymph node metastasis for rectal and colon cancers are the major ... lymphatic invasion); techniques for detecting occult lymph node metastasis (immunoperoxidase staining for cytoker-atin ...