title: An electromyographic evaluation of the retraction syndrome.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D004576:Electromyography; D005260:Female; D006801:Humans; D008297:Male; D009046:Motor Neurons / Q000503:physiopathology; D009886:Ophthalmoplegia / Q000503:physiopathology*