MALAT1 and esophageal squamous cell carcinoma: When samples were analyzed separately for ESCC and EA, TRA2A was found to have a higher positive correlation with MALAT1 expression in EA (Pearson correlation coefficient=0.44, correlation coefficient= 0.38, Supplementary Materials, Figure S2C) than in ESCC (Pearson correlation coefficient=0.18, spearman correlation coefficient= 0.28, Supplementary Materials, Figure S2B).