Sleep quality, daytime sleepiness, fatigue, and quality of life in patients with multiple sclerosis treated with interferon beta-1b: results from a prospective observational cohort study.
Sylvia KotterbaThomas NeusserChristiane NorenbergPatrick BussfeldThomas GlaserMartin DörnerMarkus SchürksPublished in: BMC neurology (2018)
The study was registered at clinicaltrials.gov: NCT01766063 (registered December 7, 2012). Registered retrospectively (first patient enrolled December 6, 2012).