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Pasquet A, Yamada E, Armstrong G, Beachler L, Marwick TH.Pasquet A, et al.Am Heart J. 1999 Oct;138(4 Pt 1):753-8. doi: 10.1016/s0002-8703(99)70192-4.Am Heart J. 1999.PMID: 10502223
Pasquet A, Armstrong G, Beachler L, Lauer MS, Marwick TH.Pasquet A, et al.J Am Soc Echocardiogr. 1999 Nov;12(11):901-12. doi: 10.1016/s0894-7317(99)70142-2.J Am Soc Echocardiogr. 1999.PMID: 10552350
Zhou J, Armstrong GP, Medvedev AL, Smith WA, Golding LA, Thomas JD.Zhou J, et al. Among authors: armstrong gp.ASAIO J. 1999 Jan-Feb;45(1):83-9. doi: 10.1097/00002480-199901000-00019.ASAIO J. 1999.PMID: 9952014