FEZF1 and colorectal carcinoma: Among these 20 lncRNAs, 6 lncRNAs [i.e. FEZF1-AS1 (22, 23), LINC01234 (24, 25), LINC00460 (26–29), LINC00659 (30), MIR31HG (31), and LINC00355 (32)] have been documented to be closely linked with CRC progression and the prognosis of CRC patients.