KLRB1 and adrenal cortex carcinoma: Moreover, KLRB1 was also significantly associated with PFI in ACC (p = 0.001), BLCA (p = 0.023), BRCA (p = 0.008), CESC (p = 0.001), CHOL (p = 0.017), HNSC (p = 0.018), LIHC (p = 0.016), MESO (p = 0.041), SKCM (p = 0.027), and UCEC (p < 0.001) (Figure S1B).