Rahmlow Megan, Shuster Elizabeth A, Dominik Jacob, Deen H Gordon, Dickson Dennis W, Aksamit Allen J, Robles Hector A, Freeman William D
Department of Neurology, Mayo Clinic, Jacksonville, FL 32224, USA.
Arch Neurol. 2008 Nov;65(11):1538-9. doi: 10.1001/archneur.65.11.1538.