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Vennegoor A, Wattjes MP, van Munster ET, Kriekaart RL, van Oosten BW, Barkhof F, Killestein J, Polman CH.Vennegoor A, et al. Among authors: wattjes mp.Neurology. 2011 Feb 8;76(6):574-6. doi: 10.1212/WNL.0b013e31820b7644.Neurology. 2011.PMID: 21300973No abstract available.