Campbell, E., Coulter, E. H., Mattison, P., McFadyen, A., Miller, L., & Paul, L. (2017). Access to and Use of Clinical Services and Disease-Modifying Therapies by People with Progressive Multiple Sclerosis in the United Kingdom. Int J MS Care.

Campbell, Evan, Elaine H. Coulter, Paul Mattison, Angus McFadyen, Linda Miller, and Lorna Paul. "Access to and Use of Clinical Services and Disease-Modifying Therapies By People With Progressive Multiple Sclerosis in the United Kingdom." Int J MS Care 2017.

Campbell, Evan, et al. "Access to and Use of Clinical Services and Disease-Modifying Therapies By People With Progressive Multiple Sclerosis in the United Kingdom." Int J MS Care 2017.