SLC18A2 and neuroblastoma: The univariate Cox analysis showed that GRIA2, NTRK1, SCN9A, SLC18A2, CNR1, PIK3R1, and DGKB were all associated with good prognosis of NB and HR was <1, while ALB, KNG1, and AGRN were not statistically significant and therefore not shown in the forest plot (Figure 3B).