The course of multiple sclerosis rewritten: a Norwegian population-based study on disease demographics and progression.
Cecilia Smith SimonsenHeidi Øyen FlemmenLine BrochCathrine BrunborgPål Berg-HansenStine Marit MoenElisabeth Gulowsen CeliusPublished in: Journal of neurology (2020)
The natural course of MS is improving, but the improvement seen in disease progression has multifaceted explanations. Our study underlines the importance of completeness of data, relevant timeframes and demographics when comparing different MS populations. Studies on incomplete populations should be interpreted with caution.