Goodin DS, Ebers GC, Cutter G, et al. Cause of death in MS: longterm follow-up of a randomised cohort, 21 years after the start of the pivotal IFNβ-1b study. BMJ Open 2012:2:e001972. In table 3 of this paper, the figures in the row “Expected in null condition” should be ‘23’ and not ‘33’ (in order to add up to 69).
. 2013 Apr 16;3(4):e001972corr1. doi: 10.1136/bmjopen-2012-001972corr1
Correction
Collection date 2013.
Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://group.bmj.com/group/rights-licensing/permissions
PMCID: PMC3641425 PMID: 23596253
This corrects the article "Cause of death in MS: long-term follow-up of a randomised cohort, 21 years after the start of the pivotal IFNβ-1b study" in volume 2, e001972.