title: [GM2 gangliosidosis--Tay-Sacks disease and Sandhoff's disease].
mesh_terms: D002648:Child; D002675:Child, Preschool; D006596:Hexosaminidases / Q000172:deficiency; D006801:Humans; D007223:Infant; D012497:Sandhoff Disease / Q000175:diagnosis; D013661:Tay-Sachs Disease / Q000175:diagnosis
chemical_list: D006596:Hexosaminidases