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. 2021 Sep 22;32(3):2012–2022. doi: 10.1007/s00330-021-08233-w

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© The Author(s) 2021, corrected publication 2022

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Fig. 1 — Flowchart summarising how patients were selected for the study. Abbreviations: DMT, disease-modifying therapy; MS, multiple sclerosis; SWI, susceptibility-weighted imaging