Yuen M.,1985
Yuen M., Fensom A.H. Diagnosis of classical Morquio's disease: N-acetylgalactosamine 6-sulphate sulphatase activity in cultured fibroblasts, leukocytes, amniotic cells and chorionic villi. - J.Inherit.Metab.Dis., 1985, v. 8, p. 80-86.
Yuen M., Fensom A.H. Diagnosis of classical Morquio's disease: N-acetylgalactosamine 6-sulphate sulphatase activity in cultured fibroblasts, leukocytes, amniotic cells and chorionic villi. - J.Inherit.Metab.Dis., 1985, v. 8, p. 80-86.