Sánchez-Carteyron Alejandro, Alarcia Raquel, Ara José Ramón, Martín Jesús
Department of Neurology, Miguel Servet University Hospital, Isabel la Católica 1-3, 50009, Zaragoza, Spain.
Neurology. 2010 May 4;74(18):1471-3. doi: 10.1212/WNL.0b013e3181dc1af3.