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Tworetzky W, Wilkins-Haug L, Jennings RW, van der Velde ME, Marshall AC, Marx GR, Colan SD, Benson CB, Lock JE, Perry SB.Tworetzky W, et al. Among authors: marx gr.Circulation. 2004 Oct 12;110(15):2125-31. doi: 10.1161/01.CIR.0000144357.29279.54. Epub 2004 Oct 4.Circulation. 2004.PMID: 15466631