_:vb50940992 . "developmental and epileptic encephalopathy 26"^^ . _:vb50940992 . "A developmental and epileptic encephalopathy characterized by onset in the first years of life of seizures, developmental delay, intellectual disability, poor speech, and behavioral abnormalities that has_material_basis_in heterozygous mutation in the KCNB1 gene on chromosome 20q13."^^ . "DEE26"^^ . . "DOID:0080461"^^ . "early infantile epileptic encephalopathy 26"^^ . . "GARD:12391"^^ . "OMIM:616056"^^ . _:vb50940992 . . _:vb50940992 . "disease_ontology"^^ . . _:vb50940992 .