Mitha Alim P, Spetzler Robert F
Division of Neurological Surgery, Barrow Neurological Institute, St. Joseph’s Hospital and Medical Center, Phoenix, Arizona, USA.
World Neurosurg. 2010 Oct-Nov;74(4-5):444-5. doi: 10.1016/j.wneu.2010.10.006. Epub 2011 Jan 12.