_:vb50940807 . _:vb50940807 . "DOID:0080360"^^ . "disease_ontology"^^ . . _:vb50940807 . . "OMIM:616501"^^ . "fatal infantile cardioencephalomyopathy due to cytochrome c oxidase deficiency 4"@en . _:vb50940807 . . "A fatal infantile cardioencephalomyopathy due to cytochrome c oxidase deficiency that has_material_basis_in homozygous or compound heterozygous mutation in the COA6 gene on chromosome 1q42."^^ . . _:vb50940807 .