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Markin NW, Chamsi-Pasha M, Luo J, Thomas WR, Brakke TR, Porter TR, Shillcutt SK.Markin NW, et al. Among authors: shillcutt sk.J Am Soc Echocardiogr. 2017 Feb;30(2):180-188. doi: 10.1016/j.echo.2016.10.002. Epub 2016 Dec 1.J Am Soc Echocardiogr. 2017.PMID: 27916237