Comment on

• Preoperative prognostic classification system for hemispheric low-grade gliomas in adults.

  Chang EF, Smith JS, Chang SM, Lamborn KR, Prados MD, Butowski N, Barbaro NM, Parsa AT, Berger MS, McDermott MM. Chang EF, et al. J Neurosurg. 2008 Nov;109(5):817-24. doi: 10.3171/JNS/2008/109/11/0817. J Neurosurg. 2008. PMID: 18976070
• Low-grade gliomas in adults.

  Sanai N, Chang S, Berger MS. Sanai N, et al. J Neurosurg. 2011 Nov;115(5):948-65. doi: 10.3171/2011.7.JNS101238. J Neurosurg. 2011. PMID: 22043865 Review.