_:b773281 _:b691646 . _:b773282 . _:b734459 _:b773281 . "Malignant_Gastrointestinal_Neoplasm"^^ . _:b635147 _:b734459 . _:b773282 _:b691647 . . _:b691646 . "A primary or metastatic malignant neoplasm involving any part of the gastrointestinal system.NCI" . "Malignant Gastrointestinal Neoplasm"^^ . _:b635147 . "CTEP"^^ . _:b691647 . _:b635147 . "Gastrointestinal cancer, NOSPTCTEP10017986" . "Neoplastic Process"^^ . "Malignant Gastrointestinal Neoplasm"^^ . . . _:b691647 . _:b691646 . . _:b773281 _:b773282 . "Malignant"^^ . "Malignant Gastrointestinal System NeoplasmSYNCI" . "Gastrointestinal System CancerSYNCI" . _:b691646 . "C0685938"^^ . _:b691647 . "C4890"^^ . _:b734459 . "Malignant Gastrointestinal NeoplasmPTNCI" .