1Kim JH, Jung HW, Kim YS et al. Meningeal hemangiopericytomas: long-term outcome and biological behavior. Surg Neurol,2003,59(1):47.
2Dufour H, Metellus P, Fuentes S et al. Meningeal hemangiopericytoma: a retrospective study of 21 patients with special review of postoperative external radiotherapy. Neurosurgery,2001,48(4):756.
3Ecker RD, Marsh WR, Pollock BE et al. Hemangiopericytoma in the central nervous system: treatment, pathological features, and long-term follow up in 38 patients. J Neurosurg,2003,98(6):1182.
4Du G, Zhou L, Li S et al. Management of hemangiopericytomas in the central nervous system. Chin Med J (Engl),2001,114(8):795.
5Guthrie BL, Ebersold MJ, Scheithauer BW et al. Meningeal hemangiopericytoma: histopathological features, treatment, and long-term follow-up of 44 cases. Neurosurgery,1989,25(4):514.
6Woitzik J, Sommer C, Krauss JK et al. Delayed manifestation of spinal metastasis: a special feature of hemangiopericytoma. Clin Neurol Neurosurg,2003,105(3):159.