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Malouf JF, Ballo M, Hodge DO, Herges RM, Orszulak TA, Miller FA Jr.Malouf JF, et al. Among authors: hodge do.J Am Soc Echocardiogr. 2005 Dec;18(12):1399-403. doi: 10.1016/j.echo.2005.03.031.J Am Soc Echocardiogr. 2005.PMID: 16376773Clinical Trial.