"A sarcoma and malignant tumor of rectum that is located_in the rectum."^^ . _:vb50950390 . _:vb50950390 . _:vb50950390 . . _:vb50950390 . "NCI:C5548"^^ . "DOID:1995"^^ . . _:vb50950390 . "rectum sarcoma"^^ . "sarcoma of rectum"@en . "UMLS_CUI:C1335688"^^ . . . . "disease_ontology"^^ .