title: Failure to detect poliovirus genetic information in amyotrophic lateral sclerosis.
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000235:genetics*; D002490:Central Nervous System / Q000032:analysis*; D004247:DNA; D004279:DNA, Viral / Q000032:analysis*; D006801:Humans; D009693:Nucleic Acid Hybridization; D017955:Poliovirus / Q000235:genetics*
chemical_list: D004279:DNA, Viral; D004247:DNA