1) Frackowiak R S J, Lenzi G L, Jones T, et al. Quantitative measurement of regional cerebral blood flow and oxygen metabolism in man using 150 and positron emission tomography: theory, procedure and normal values. J Comput Assist Tomogr 1980; 4: 727-36
2) Kwan E, Drace J, Enzmann D. Specific CT findings in Krabbe disease. AJNR 1984; 5: 453-8.
3) Baram T Z, Goldman A M, Percy A K. Krabbe disease: specific MRI and CT findings. Neurology 1986; 36: 111-5.
4) Brismar J, Brismar G, Coates R, Gascon G, Ozand P. Increased density of the thalamus on CT scans in patients with GM5 gangliosidosis. AJNR 1990; 11: 125-30.
5) Dunn D W. CT in ceroid lipofuscinosis. Neurology 1987; 37: 1025-6.