EFHD2 and lung adenocarcinoma: The percentages of cell expressing EFHD2 in cancer stage I, II, and IIIa were 36.8%, 37.5%, and 28.6%, respectively, in lung squamous cell carcinoma and 41.2%, 68.8%, and 50.0%, respectively, in lung adenocarcinoma (Supplemental Fig. S2B).