Smoking and multiple sclerosis: evidence for latitudinal and temporal variation
Crossref DOI link: https://doi.org/10.1007/s00415-014-7397-5
Published Online: 2014-06-13
Published Print: 2014-09
Update policy: https://doi.org/10.1007/springer_crossmark_policy
O’Gorman, C.
Broadley, S. A.
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