FCGBP and head and neck squamous cell carcinoma: Many studies have confirmed that FCGBP plays an important role in various malignancies, including ovarian cancer [22, 29], glioblastoma [21], colorectal cancer [20, 24, 30, 31], gallbladder cancer [23], head and neck squamous cell carcinoma [32, 33], prostate cancer [34], papillary thyroid carcinoma [35], and osteosarcoma [36].