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Olivier M, O'leary PW, Pankratz VS, Lohse CM, Walsh BE, Tajik AJ, Seward JB.Olivier M, et al. Among authors: pankratz vs.J Am Soc Echocardiogr. 2003 Nov;16(11):1136-43. doi: 10.1067/S0894-7317(03)00635-7.J Am Soc Echocardiogr. 2003.PMID: 14608284