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Pérez de Isla L, Zamorano J, Quezada M, Almería C, Rodrigo JL, Serra V, Garcia Rubira JC, Ortiz AF, Macaya C.Pérez de Isla L, et al. Among authors: serra v.Eur Heart J. 2007 Dec;28(23):2866-72. doi: 10.1093/eurheartj/ehm469. Epub 2007 Oct 30.Eur Heart J. 2007.PMID: 17971401Clinical Trial.