Nucleic Acids Res 2014 Jan 4;42(Database issue):D705-10. Epub 2013 Nov 4.
Broad Institute of Harvard and MIT, 7 Cambridge Center, Cambridge, MA 02141, USA Department of Genetics, Stanford University Medical School, Stanford, CA 94305-5120, USA and Institute for Genome Sciences, University of Maryland School of Medicine, Baltimore, MD 21201, USA.