[2 cases of progressive muscular atrophy developing 14 years and 4 months and 14 years after the onset of acute anterior poliomyelitis].
D000293:Adolescent; D004576:Electromyography; D006801:Humans; D008297:Male; D009132:Muscles / Q000503:physiopathology; D009133:Muscular Atrophy / Q000209:etiology*; D011051:Poliomyelitis / Q000150:complications*; D013997:Time Factors