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Martínez Sande JL, Casariego Rosón JR, Alonso Orcajo N, Sánchez de Posada I, García Pérez L, Pachón Rebollo N, Bello Aláez L, Rodríguez Llorián A.Martínez Sande JL, et al. Among authors: rodriguez llorian a.Rev Esp Cardiol. 1992 Jun-Jul;45(6):365-73.Rev Esp Cardiol. 1992.PMID: 1631384Spanish.