1. Spinal subdural haematoma following spinal anaesthesia;Barker;Anaesthesia,1988
2. Nontraumatic acute spinal subdural hematoma: report of five cases and review of the literature;Domenicucci;J Neurosurg,1999
3. Bacterial meningitis and lumbar epidural hematoma due to lumbar acupunctures: a case report;Chen;Kaohsiung J Med Sci,1997
4. Acute spinal epidural hematoma after acupuncture;Chen;J Trauma,2006
5. Spinal epidural hematoma with subarachnoid hemorrhage caused by acupuncture;Keane;AJNR Am J Neuroradiol,1993