Kristen Krysko, Antje Bischof, Bardia Nourbakhsh, Roland Henry, Nisha Revirajan, Michael Manguinao, Yan Li, Emmanuelle Waubant. N-acetyl cysteine for fatigue in progressive multiple sclerosis: A pilot randomized double-blind placebo-controlled trial (P5.2-093). Neurology. 2019 Apr 9; 92(15_supplement).