Post-polio syndrome.
D000328:Adult; D000368:Aged; D002648:Child; D005221:Fatigue / Q000209:etiology; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D009133:Muscular Atrophy / Q000209:etiology*; D011051:Poliomyelitis / Q000150:complications*; D013577:Syndrome