In addition, although it is difficult to find public data for gallbladder cancers, PAK4 expression was significantly associated with PHF8 expression (Pearson’s r = 0.31, p < 0.001) in human cancers based on the GEPIA database (http://gepia.cancer-pku.cn (accessed on 10 January 2023)) [27]. The gene discussed is PAK4; the disease is gallbladder cancer.