1. Prados MD, Berger MS, Wilson CB. Primary central nervous system tumors: advances in knowledge and treatment. CA Cancer J Clin 1998; 48: 331–360.
2. Posner JB. Neurologic complications of cancer. F.A. Davis Company, Philadelphia, 1995.
3. Central Brain Tumor Registry of the U.S. data, 1990–1994. U.S. population estimates by age from census data (03/96).
4. Ries LAG, Kosary CL, Hankey BF, Miller BA, Edwards BK, eds. SEER Cancer Statistics Review, 1973–1995; National Cancer Institute. Bethesda, MD, 1998.
5. Greenlee RT, Murray T, Bolden S, Wingo PA. Cancer Statistics, 2000. CA Cancer J Clin 2000; 50: 7–33.