title: Juvenile spinal muscular atrophy--a new hexosaminidase deficiency phenotype.
mesh_terms: D000328:Adult; D006596:Hexosaminidases / Q000172:deficiency*; D006801:Humans; D008297:Male; D009133:Muscular Atrophy / Q000150:complications / Q000235:genetics*; D010641:Phenotype; D013118:Spinal Cord Diseases / Q000235:genetics*; D013122:Spinal Diseases / Q000150:complications
chemical_list: D006596:Hexosaminidases