[1] Henry Ford Hlth Syst, Dept Neurosurg, Hermelin Brain Tumor Ctr, Detroit, MI 48202 USA
[2] Iowa Spine & Brain Inst, Dept Neurosurg, Iowa City, IA USA
[3] Univ Calif San Francisco, Dept Neurosurg, San Francisco, CA 94143 USA
[4] McMaster Univ, Evidence Based Practice Ctr, Hamilton, ON, Canada
[5] Ohio State Univ, Med Ctr, Dept Neurosurg, Columbus, OH 43210 USA
[6] Thomas Jefferson Univ, Dept Neurosurg, Philadelphia, PA 19107 USA
[7] Carolina Neurosurg & Spine Associates, Dept Neurosurg, Charlotte, NC USA
[8] Carolinas Med Ctr, Dept Radiat Oncol, Charlotte, NC 28203 USA
[9] Calif Pacific Med Ctr, Dept Neurosci, San Francisco, CA USA
[10] Univ Colorado, Dept Radiat Oncol, Denver, CO 80202 USA
[11] Univ Pittsburgh, Dept Neurol Surg, Med Ctr, Pittsburgh, PA 15260 USA
[12] Univ Calif Irvine, Med Ctr, Dept Neurosurg, Orange, CA USA
[13] Massachusetts Gen Hosp, Dept Radiat Oncol, Boston, MA 02114 USA
[14] Univ Wisconsin, Dept Human Oncol, Sch Publ Hlth & Med, Madison, WI USA
[15] Henry Ford Hlth Syst, Dept Neurol, Detroit, MI 48202 USA
[16] Emory Univ, Sch Med, Dept Neurosurg, Atlanta, GA USA
[17] Northshore Univ Hlth Syst, Dept Neurol, Evanston, IL USA
[18] Barrow Neurol Inst, Dept Neurol, Phoenix, AZ 85013 USA