title: Late-onset Tay-Sachs disease as a Friedreich ataxia phenocopy.
authors.forename: Susan L
authors.initials: SL
authors.lastname: Perlman
mesh_terms: D003937:Diagnosis, Differential; D005621:Friedreich Ataxia / Q000235:genetics*; D006801:Humans; D010641:Phenotype; D013661:Tay-Sachs Disease / Q000235:genetics*