Acute Spinal Subdural Hematoma:MR and CT Findings with Pathologic Correlates
AJNR 15:1895-1905, Donovan Post,M.J.,et al, 1994
Nontraumatic Spinal Epidural & Subdural Hematomas
Neurol 37:1351-1356, Mattle,H.,et al, 1987
Neurological Complications of Anticoagulation Therapy
Arch Int Med 139:217-220, Silverstein,A., 1979