From the Fédération Neurologique Mazarin, Groupe Hospitalier Pitié-Salpêtrière, Paris; Service de Neurologie, CHU Nancy; Service de Neurochirurgie, CHU La Timone, Marseille; Institut Bergonié, Bordeaux; Centre Antoine Lacassagne, Nice, France; Department of Neurology, Universität Klinik Regensburg, Germany; Service de Neurologie, Hôpital Erasme; and European Organization for Research and Treatment of Cancer Data Center, Brussels, Belgium.(2003-07-15時点)