Expression of Concern: Targeting tumor-associated genes, immune response, and circulating tumor cells in intrahepatic cholangiocarcinoma: Therapeutic potential of Atractylodes lancea (Thunb:) DC

After this article [1] was published, the following concerns were noted:

• The article cited as Reference 53 was retracted before [1] was published.

• The article cited as Reference 17 was retracted after [1] was published.

• The article cited as Reference 37 appears to be unretrievable.

In addition, the PLOS One Editors have concerns about the article’s compliance with the PLOS Authorship policy.

In light of the cumulative issues, the PLOS One Editors issue this Expression of Concern. Readers are advised to interpret the article [1] with caution.