Liff Jeremy M, Labovitz Daniel, Robbins Matthew S
Department of Neurology, Mount Sinai Hospital, 1 Gustave Levy Place, New York, NY 10029, United States.
Clin Neurol Neurosurg. 2012 Jul;114(6):789-91. doi: 10.1016/j.clineuro.2011.12.042. Epub 2012 Jan 16.