title: Dystonia in GM2 gangliosidosis.
authors: R J
authors: RJ
authors: Hardie
authors: J A
authors: JA
authors: Morgan-Hughes
mesh_terms: D002675:Child, Preschool; D003937:Diagnosis, Differential; D004421:Dystonia / Q000175:diagnosis / Q000235:genetics*; D005260:Female; D006801:Humans; D013661:Tay-Sachs Disease / Q000175:diagnosis / Q000235:genetics*; D001619:beta-N-Acetylhexosaminidases / Q000172:deficiency*
chemical_list: D001619:beta-N-Acetylhexosaminidases