RETRACTION: Y. Hu, B. Yi, X. Chen, L. Xu, X. Zhou, and X. Zhu, “MiR‐223 Promotes Tumor Progression via Targeting RhoB in Gastric Cancer,” Journal of Oncology, no. 2022 (2022), https://doi.org/10.1155/2022/6708871. Here, RHOB is linked to gastric cancer.