_:vb50951857 _:vb50951854 . . _:vb50951853 . _:vb50951852 . _:vb50951857 _:vb50951856 . . _:vb50951856 _:vb50951855 . "DOID:3357"^^ . _:vb50951855 . _:vb50951858 _:vb50951857 . _:vb50951855 . _:vb50951855 . _:vb50951854 . "extraskeletal osteosarcoma"@en . _:vb50951855 . _:vb50951854 . _:vb50951857 . . _:vb50951854 . "UMLS_CUI:C0855052"^^ . _:vb50951854 . _:vb50951858 _:vb50951853 . "SNOMEDCT_US_2021_09_01:404077005"^^ . _:vb50951856 . _:vb50951853 . "extraskeletal Osteogenic sarcoma"@en . _:vb50951853 . _:vb50951852 . _:vb50951852 _:vb50951858 . "extraosseous osteosarcoma"^^ . _:vb50951856 . "disease_ontology"^^ . _:vb50951858 . . "NCI:C8810"^^ . _:vb50951852 . _:vb50951853 .