title: Letter: Diagnosis of Leigh's disease questioned, defended.
mesh_terms: D001921:Brain / Q000473:pathology; D001933:Brain Stem / Q000473:pathology*; D002675:Child, Preschool; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D004678:Encephalomalacia / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008607:Intellectual Disability / Q000175:diagnosis / Q000473:pathology; D008297:Male; D008931:Mitochondria, Muscle; D011596:Psychomotor Disorders / Q000175:diagnosis / Q000473:pathology