"March 25, 2013" . "13.03d"^^ . "en"^^ . . . "NCI Thesaurus, a controlled vocabulary in support of\nNCI administrative and scientific activities.\n\nProduced by the Enterprise Vocabulary System (EVS), a project \nby the NCI Center for Bioinformatics. National Cancer Institute,\nNational Institutes of Health, Bethesda, MD 20892, U.S.A."^^ .