1. Clinical and radiological activity of secondary progressive multiple sclerosis in a population‐based cohort. (18th May 2021) Authors: Mathey, Guillaume; Ancel, Thomas; Garot, Teresa; Soudant, Marc; Pittion‐Vouyovitch, Sophie; Guillemin, Francis; Debouverie, Marc; Epstein, Jonathan Journal: European journal of neurology Issue: Volume 28:Number 7(2021) Page Start: 2238 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗