Has the Time Come to Revisit Our Standard Measures of Disability Progression in Multiple Sclerosis?

Tomas Kalincik¹, Maria Pia Sormani¹, Carmen Tur¹

• ¹From CORe (T.K.), Department of Medicine, University of Melbourne; MS Centre (T.K.), Department of Neurology, Royal Melbourne Hospital, Australia; Department of Health Sciences (DISSAL) (M.P.S.), Biostatistics Unit, University of Genoa; Ospedale Policlinico San Martino-IRCCS (M.P.S.), Genoa, Italy; Queen Square Multiple Sclerosis Centre (C.T.), Department of Neuroinflammation, UCL Institute of Neurology, University College London, UK; and Multiple Sclerosis Centre of Catalonia (C.T.), Neurology/Neuroimmunology Department, Vall d'Hebron University Hospital, Barcelona, Spain.