1. Operative treatment of spontaneous spinal epidural hematomas: a study of the factors determining postoperative outcome;Groen;Neurosurgery,1996
2. Spontaneous spinal epidural hematoma during pregnancy;Bidzinski;J Neurosurg,1966
3. Spontaneous spinal extradural hematoma during pregnancy;Carroll;J Matern Fetal Med,1997
4. Spontaneous spinal epidural hematoma during pregnancy;Yonekawa;Surg Neurol,1975
5. Successful surgical management of a case of spontaneous epidural hematoma of the spine during pregnancy;Steinmetz;Spine J,2003