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Pou Serradell A, Espadaler JM, Aragonés JM, Bufill E, Alameda F, Vílchez JJ, Sevilla T, Piqueras A, Palau F, Bort S.Pou Serradell A, et al. Among authors: vilchez jj.Neurologia. 1995 Nov;10(9):367-74.Neurologia. 1995.PMID: 8554792Spanish.