C1QTNF1 and liver cancer: Among these lncRNAs, levels of eight lncRNAs (ARHGAP5‐AS1, LINC00152, C1QTNF1‐AS1, LINC00969, USP27X‐AS1, NDUFB2‐AS1, TEN1‐CDK3 and ABALON) are markedly associated with the prognosis of TCGA liver cancer (LIHC) patients (Table S4).