Clin. Path. ConferenceMalignant Lymphoma with Lymphomatous Meningitis, Case Record 24-1981, NEJM 304:1477-1484981., , 1981
Infiltration of the Leptomeninges by Systemic Cancer:a Clinical & Pathologic StudyArch Neurol 30:122, Olson,M.E.,et al, 1974