RETRACTION:C.‐M.Zhang, L.‐D.Song, J.‐W.Wang, H.‐B.Ye, and S.Chen, “Role of miR‐490‐3p in Blocking Bladder Cancer Growth Through Targeting the RNA‐Binding Protein PCBP2,” Kaohsiung Journal of Medical Sciences38, no. 1 (2022): 30–37. This evidence concerns the gene PCBP2 and urinary bladder carcinoma.