. "NCI:C4989"^^ . . . _:vb50955494 . "childhood leukemia"^^ . "A leukemia that occurs in children."^^ . . _:vb50955494 . . "DOID:7757"^^ . . _:vb50955494 . _:vb50955494 . "disease_ontology"^^ . _:vb50955494 . "UMLS_CUI:C1332977"^^ .