Glucosephosphate Isomerase as a CSF Marker for Leptomeningeal MetastasisNeurol 41:395-398, Newton,H.B.,et al, 1991
Computed Tomography of Disseminated Meningeal & Ependymal Malignant NeoplasmsJr. , et al, Neurol 31:567-57481., Ascherl,G.F., 1981