_:vb50940424 . _:vb50940424 . _:vb50940424 "url:http://omim.org/entry/615824?search=615824&highlight=615824"^^ . _:vb50940424 . _:vb50940424 "A mitochondrial complex III deficiency that has_material_basis_in homozygous mutation in the UQCC2 gene on chromosome 6p21."^^ . _:vb50940424 . _:vb50940424 .