title: GM1 gangliosidosis--one case report.
mesh_terms: D002675:Child, Preschool; D005677:G(M1) Ganglioside / Q000378:metabolism; D005733:Gangliosidoses / Q000201:enzymology*; D006801:Humans; D008297:Male; D001616:beta-Galactosidase / Q000378:metabolism
chemical_list: D005677:G(M1) Ganglioside; D001616:beta-Galactosidase