Kors E E, Melberg A, Vanmolkot K R J, Kumlien E, Haan J, Raininko R, Flink R, Ginjaar H B, Frants R R, Ferrari M D, van den Maagdenberg A M J M
Department of Neurology, Leiden University Medical Center, Leiden, The Netherlands.
Neurology. 2004 Sep 28;63(6):1136-7. doi: 10.1212/01.wnl.0000138571.48593.fc.