. "A developmental and epileptic encephalopathy characterized by onset of seizures in the first year of life and mild to moderate impaired intellectual development that has_material_basis_in heterozygous mutation in the GABRA1 gene on chromosome 5q34."^^ . . "early infantile epileptic encephalopathy 19"^^ . . _:vb50940932 . _:vb50940932 . "OMIM:615744"^^ . _:vb50940932 . "developmental and epileptic encephalopathy 19"^^ . "DEE19"^^ . _:vb50940932 . . "DOID:0080431"^^ . _:vb50940932 . "disease_ontology"^^ .