Bomprezzi Roberto, Pati Sandipan, Chansakul Chakorn, Vollmer Timothy
Division of Neurology, Barrow Neurological Institute, St. Joseph's Hospital and Medical Center, Phoenix, AZ, USA.
Neurology. 2010 Aug 10;75(6):568-70. doi: 10.1212/WNL.0b013e3181ec7ff9.