STMN1 and cholangiocarcinoma: Analyses using the GEPIA2 (http://gepia2.cancer‐pku.cn/) database showed that STMN1 was significantly upregulated in cholangiocarcinoma tissues (Figure S5A, Supporting Information) and that patients with cholangiocarcinoma having a high expression level of STMN1 had poorer OS (Figure S5B, Supporting Information).