Minnerop, Martina Reply: Biallelic POLR3A variants confirmed as a frequent cause of hereditary ataxia and spastic paraparesis. [electronic resource] - Brain : a journal of neurology 04 2019 - e13 p. digital Publication Type: Letter; Comment ISSN: 1460-2156 Standard No.: 10.1093/brain/awz042 doi Subjects--Topical Terms: HumansIntellectual DisabilityMuscle SpasticityMutationOptic AtrophyParaparesis, SpasticRNA Polymerase III--geneticsSpinocerebellar Ataxias