1. Nichols EM, Patchell RA, Regine WF, Kowk Y (2013) Palliation of brain and spinal cord metastases. In: Halperin EC, Wazer DE, Perez CA, Brady LW (eds) Perez and brady’s principles and practice of radiation oncology, 6th edn. Lippincott Williams & Wilkins, Philadelphia, pp 1765–1772
2. Usuki KY, Milano MT, David M, Okunieff P (2015) Metastatic disease: bone, spinal cord, brain, liver, and lung. In: Gunderson Leonard L, Tepper Joel E (eds) Clinical radiation oncology, 4th edn. Elsevier Health Sciences, Philadelphia, pp 443–445
3. Patchell RA, Tibbs PA, Regine WF, Dempsey RJ, Mohiuddin M, Kryscio RJ, Markesbery WR, Foon KA, Young B (1998) Postoperative radiotherapy in the treatment of single metastases to the brain: a randomized trial. JAMA. 280(17):1485–9
4. Andrews DW, Scott C, Sperduto P, Curran W et al (2004) Whole brain radiation therapy with or without stereotactic radiosurgery boost for patients with one to three brain metastases: phase III results of the RTOG 9508 randomised trial. The Lancet 363(9422):1665–1672
5. Aoyama H, Shirato H, Tago M et al (2006) Stereotactic radiosurgery plus whole-brain radiation therapy vs stereotactic radiosurgery alone for treatment of brain metastases: a randomized controlled trial. JAMA 295(21):2483–2491