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Zaragoza-Macias E, Chen MA, Gill EA.Zaragoza-Macias E, et al. Among authors: gill ea.Echocardiography. 2012 Feb;29(2):207-19. doi: 10.1111/j.1540-8175.2011.01627.x.Echocardiography. 2012.PMID: 22283202Review.
Jone PN, Haak A, Ross M, Wiktor DM, Gill E, Quaife RA, Messenger JC, Salcedo EE, Carroll JD.Jone PN, et al.J Am Soc Echocardiogr. 2019 Dec;32(12):1495-1504. doi: 10.1016/j.echo.2019.07.023. Epub 2019 Oct 6.J Am Soc Echocardiogr. 2019.PMID: 31597599Review.