Edan, Gilles et al "Long-term Impact of Early MS Treatment with Interferon Beta-1b (IFNB-1b): Clinical, MRI, Employment, and Patient-Reported Outcomes (PROs) at the 11-Year Follow-up of BENEFIT (BENEFIT 11) (P7.012)." Neurology 84.14 Supplement (2015): P7.012. Web. 16 Oct. 2019.