_:b637269 . _:b738195 _:b739827 . _:b637269 . _:b704073 . "Primary Brain Stem Neoplasm"^^ . "Neoplastic Process"^^ . "Primary Brain Stem TumorSYNCI" . _:b637269 _:b738195 . "Primary Brain Stem Neoplasm"^^ . _:b738195 . _:b739827 _:b781843 . _:b781843 . "C4975"^^ . _:b704073 . _:b781843 _:b704073 . "Primary_Brain_Stem_Neoplasm"^^ . _:b739827 . . . _:b704073 . "Primary Brain Stem NeoplasmPTNCI" . "C0751886"^^ . "Undetermined"^^ .