Association Between Fatigue, Information Processing Speed and Plasma Levels of Glial Fibrillary Acidic Protein and Neurofilament Light in Patients With Relapsing–Remitting Multiple Sclerosis Treated With Natalizumab or Rituximab. - Hellgren, Johan; Compagno Strandberg, Maria; Hansson, Oskar; Janelidze, Shorena; Källén, Kristina; Svenningsson, Anders; Fee, Dominic B. (Acta Neurologica Scandinavica, 2026)