Serum HER 2 extracellular domain level is correlated with tissue HER 2 status in metastatic gastric or gastro-oesophageal junction adenocarcinoma.

PLoS One · 2013 · PMC3653938 · PMID 23691049

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did not reach statistical significanceno p-value reported

High serum HER 2 ECD levels were more common in GEJ primary adenocarcinoma, however, the difference did not reach statistical significance.

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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.