"Undetermined"^^ . "Mediastinal Neoplasm NOSSYNCI" . "C3221"^^ . "Neoplastic Process"^^ . "Neoplasm of MediastinumSYNCI" . "C0025063"^^ . _:b635437 _:b743653 . _:b743653 _:b730763 . "Tumor of MediastinumSYNCI" . "Mediastinal_Neoplasm"^^ . "Mediastinal TumorSYNCI" . "Neoplasm of the MediastinumSYNCI" . "Tumors or cancer of the MEDIASTINUM.MSH2003_2003_05_12" . _:b743653 . _:b730763 . _:b635437 . "Mediastinal Neoplasm"^^ . "A benign or malignant, primary or metastatic neoplasm affecting the mediastinum.NCI" . "Mediastinal NeoplasmPTNCI" . "Tumor of the MediastinumSYNCI" . "Mediastinal Neoplasm"^^ . . . _:b730763 . _:b635437 .