Decades after polio epidemics, survivors report new symptoms.
D005221:Fatigue / Q000209:etiology; D006801:Humans; D009046:Motor Neurons / Q000473:pathology; D009133:Muscular Atrophy / Q000209:etiology; D009135:Muscular Diseases / Q000209:etiology*; D010146:Pain / Q000209:etiology; D011051:Poliomyelitis / Q000150:complications*; D013577:Syndrome; D013997:Time Factors