CancerMHL: the database of integrating key DNA methylation, histone modifications and lncRNAs in cancer. - Pengyu Du; Yingli Chen; Qianzhong Li; Zhimin Gai; Hui Bai; Luqiang Zhang; Yuxian Liu; Yanni Cao; Yuanyuan Zhai; Wen Jin (Database J. Biol. Databases Curation, 2024)