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González-Juanatey JR, Rubio J, Sierra J, Revuelta J, Gómez-Durán C, Gil de la Peña M, García-Bengoechea JB.González-Juanatey JR, et al.Rev Esp Cardiol. 1989 Dec;42(10):638-44.Rev Esp Cardiol. 1989.PMID: 2623299Spanish.