1. Barker, F. G. (2005). Surgical and radiosurgical management of brain metastases. The Surgical Clinics of North America, 85, 329.
2. Chin, L. S., et al. (2004). Neurosurgery. In C. M. Townsend, (Ed.), Sabiston textbook of surgery (17th ed., p. 239). Philadelphia, PA: Saunders.
3. El Hamri, A. K., Monk, J., & Plowman, P. N. (2005). Stereotactic radiosurgery at St. Bartholomew’s hospital: Third quinquennial review. British Journal of Radiology, 78, 384–393.