1. Spontaneous cervical epidural hematoma;Awada,1998
2. Chronic spontaneous cervical epidural hematoma;Morio,1993
3. Spontaneous cervical epidural hematoma;Adamson,2004
4. Epidurale Heamatome der Halswirbelsaule beim Pferd;von Oberregierungsrat,1966
5. Spinal hematoma unrelated to previous surgery;Borm,2004