IGF2BP1 and head and neck squamous cell carcinoma: CNV gains of IGF2BP1, 2, and 3 were significantly more prevalent in IGF2BP-H group than in IGF2BP-L group in both LSCC and HNSCC (LSCC, adjusted p < 0.05; HNSCC, adjusted p < 0.1) (Fig. 2B, Table S2B).