1. M. W. Spence, and J. W. Callahan, Sphingomyelin/Cholesterol Lipidoses: The Niemann-Pick Group of Disorders, In Metabolic Basis of Inherited Disease. C.R. Scriver, A.L. Beaudet, W.S. Sly, D. Valle, eds., McGraw-Hill, New York, (1988).
2. A. C. Crocker, The cerebral defect in Tay-Sachs disease and Niemann-Pick disease, L Neurochem. 7:69–80 (1961).
3. G. T. N. Besley, A. J. M. Hoogeboom, A. Hoogeven, W. J. Kleimjer, and H. Galjaard, Different gene mutations in Niemann-Pick variants, Hum. Genet. 54:409–412 (1980).
4. P. V. Nelson, and W. F. Carey, A method for enrichment of hybrid somatic cells: Complementation studies in certain lysosomal enzymopathies, J. Inher. Metab. Dis. 8:95–99 (1985).
5. J. W. Callahan, and P. M. Strasberg, Heterogeneity of human sphingomyelinase: relatedness of the major polypeptides, In Enzymes of lipid metabolism. L. Freysz, H. Dreyfus, R. Massarelli, S. Gatt, eds., Plenum Press, New York (1986).