PITPNM3 and head and neck squamous cell carcinoma: We identify nine genes and find the four genes (PITPNM3, MXD4, ABCB1, BATF) that are related to HNSCC in the literature (Aravind et al., 2021; Wu et al., 2019b; da Silva et al., 2021; Duz & Karatas, 2021; Wang et al., 2020; and Wen et al., 2015).