Do we need biopsies of metastases for colorectal cancer patients?

Br J Cancer · 2009 · PMC2720216 · PMID 19584870

Europe PMC DOI

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a clear trendno p-value reported

Even looking at these data in a ‘qualitative’ way, the overall picture does not seem to suggest a clear trend towards a negative predictive effect of metastases, and only for PTEN there is some evidence towards a negative effect.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.