The changes of tumour vascular endothelial growth factor expression after neoadjuvant chemoradiation in patients with rectal adenocarcinoma.

Contemp Oncol (Pozn) · 2017 · PMC5385478 · PMID 28435398

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did not reach statistical significanceno p-value reported

Although the median OS was 2.5 times shorter in patients who experienced decreased VEGF expression during therapy, this difference did not reach statistical significance.

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