Proof-of-principle 4-marker spatial profiling reveals distinct, location-independent immune clusters in biliary tract cancers.

Pathol Oncol Res · 2026 · PMC13253487 · PMID 42293570

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did not reach statistical significanceno p-value reported

Although survival differences between CL-1 and CL-2 did not reach statistical significance, the observed trend warrants validation in larger cohorts.

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