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Ciccarelli O, Werring DJ, Wheeler-Kingshott CA, Barker GJ, Parker GJ, Thompson AJ, Miller DH.Ciccarelli O, et al. Among authors: parker gj.Neurology. 2001 Apr 10;56(7):926-33. doi: 10.1212/wnl.56.7.926.Neurology. 2001.PMID: 11294931