| get_tumor_types | Get tumor types |
| get_versions | Get OncoTree versions |
| map_ontology_code | Map tumor types across ontologies |
| nci_to_oncotree | Map NCI to OncoTree codes |
| oncotree_to_nci | Map OncoTree to NCIt codes |
| oncotree_to_umls | Map OncoTree to UMLS codes |
| open_in_nci_thesaurus | Browse the NCIt |
| umls_to_oncotree | Map UMLS to OncoTree codes |