Tolebrutinib in Nonrelapsing Secondary Progressive Multiple Sclerosis - Robert J. Fox; Amit Bar-Or; Anthony Traboulsee; Celia Oreja-Guevara; Gavin Giovannoni; Patrick Vermersch; Sana Syed; Ye Li; Wendy S. Vargas; Timothy J. Turner; Erik Wallstroem; Daniel S. Reich (New England Journal of Medicine, 2025)