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Shepherd IM, Birch-Machin MA, Johnson MA, Sherratt HS, Aynsley-Green A, Droste M, Kadenbach B, Stephenson JB, King MD, Dick DJ, et al.Shepherd IM, et al.J Neurol Sci. 1988 Nov;87(2-3):265-74. doi: 10.1016/0022-510x(88)90251-1.J Neurol Sci. 1988.PMID: 2850350