[1] Univ Munster, Munster, Germany
[2] Univ Vita Salute San Raffaele, Milan, Italy
[3] Hosp Clin San Carlos, Madrid, Spain
[4] Istanbul Univ, Cerrahpasa Sch Med, Istanbul, Turkey
[5] Hasselt Univ, Pelt, Belgium
[6] Rehabil & MS Ctr Pelt, Pelt, Belgium
[7] Univ Basel, Med Image Anal Ctr MIAC AG, Basel, Switzerland
[8] Univ Basel, Dept Biomed Engn, Basel, Switzerland
[9] F Hoffmann La Roche Ltd, Basel, Switzerland
[10] Univ Lille, Lille, France