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The respective concentrations of CST4 in serum samples of GC, CRC, GB, CB, Cs, Is, and Hs.
Note: The quantitative statistical analysis was confined to results within the limit of detection (Mann–Whitney test, P<0.001).
Abbreviations: CBD, colorectal benign diseases; CRC, colorectal cancer; Cs, other cancers; CST4, cystatin S; GBD, gastric benign diseases; GC, gastric cancer; Hs, healthy samples; Is, interference samples.
