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Background
No convincing evidence for the benefit of adjuvant radiotherapy (RT) following resection of distal cholangiocarcinoma (dCCA) exists, especially for lower‐risk (margin‐ or node‐negative) disease. Hence, the association of adjuvant RT on survival after surgical resection of dCCA was compared with no adjuvant RT (noRT).
Methods
Using National Cancer Database data from 2004 to 2016, patients...
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