1. From the Service of Neurology (J.C.B., R.A.D.P., R.B.-V.), Department of Clinical Neurosciences, Lausanne University Hospital (Centre Hospitalier Universitaire Vaudois) and University of Lausanne, Switzerland; Regional Multiple Sclerosis Center (N.N.D.R.), ASST-Spedali Civili di Brescia, Montichiari, Italy; Department of Neurology St. Josef-Hospital (R.G., I.A.), Ruhr University Bochum, Germany; Centre Hospitalier Régional Universitaire de Tours (A.M.), Hôpital Bretonneau, Service de neurologie,...