The UCSC Genome Browser database: 2021 update.
Jairo Navarro GonzalezAnn S. ZweigMatthew L. SpeirDaniel SchmelterKate R. RosenbloomBrian J. RaneyConner C. PowellLuis R. NassarNathan D. MauldingChristopher M. LeeBrian T. LeeAngie S. HinrichsAlastair C. FyfeJason D. FernandesMark DiekhansHiram ClawsonJonathan CasperAnna Benet-PagèsGalt P. BarberDavid HausslerRobert M. KuhnMaximilian HaeusslerW. James KentPublished in: Nucleic Acids Res. (2021)