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Retraction Note: M3 muscarinic acetylcholine receptors regulate epithelial–mesenchymal transition, perineural invasion, and migration/metastasis in cholangiocarcinoma through the AKT pathway

Crossref DOI link: https://doi.org/10.1186/s12935-026-04301-7

Published Online: 2026-04-20

Update policy: https://doi.org/10.1007/springer_crossmark_policy

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