* GeneReviews/NCBI/NIH/UW entry on hexosaminidase A deficiency, Tay–Sachs disease* NINDS Tay–Sachs Disease Information Page* Tay–Sachs on NCBI
==References====External links==* GeneReviews/NCBI/NIH/UW entry on hexosaminidase A deficiency, Tay–Sachs disease* NINDS Tay–Sachs Disease Information Page* Tay–Sachs on NCBI