title: [Two siblings of severe psychomotor delay with decreased cytochrome c oxidase activity in biopsied muscle].
authors.forename: E
authors.initials: E
authors.lastname: Otaki
mesh_terms: D001706:Biopsy; D030401:Cytochrome-c Oxidase Deficiency; D005260:Female; D006801:Humans; D007223:Infant; D009132:Muscles / Q000201:enzymology* / Q000473:pathology; D011596:Psychomotor Disorders / Q000175:diagnosis / Q000209:etiology / Q000235:genetics*