Montalbán, X., Gold, R., Thompson, A., Otero-Romero, S., Amato, M., Chandraratna, D., … Zipp, F. (2018). ECTRIMS/EAN guideline on the pharmacological treatment of people with multiple sclerosis. European Journal of Neurology. https://doi.org/10.1111/ene.13536 (Original work published 2018)