[Multicore disease].
D001247:Asthenia; D002648:Child; D006801:Humans; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle; D009132:Muscles / Q000473:pathology; D009135:Muscular Diseases / Q000150:complications / Q000151:congenital* / Q000473:pathology; D009210:Myofibrils; D009886:Ophthalmoplegia / Q000150:complications; D013577:Syndrome