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Stewart WJ, Currie PJ, Salcedo EE, Klein AL, Marwick T, Agler DA, Homa D, Cosgrove DM.Stewart WJ, et al. Among authors: klein al.J Am Coll Cardiol. 1992 Nov 15;20(6):1353-61. doi: 10.1016/0735-1097(92)90248-l.J Am Coll Cardiol. 1992.PMID: 1430686Free article.Review.
Cohen GI, Davison MB, Klein AL, Salcedo EE, Stewart WJ.Cohen GI, et al. Among authors: klein al.J Am Soc Echocardiogr. 1992 Nov-Dec;5(6):620-7. doi: 10.1016/s0894-7317(14)80328-3.J Am Soc Echocardiogr. 1992.PMID: 1466887
Ding ZP, Oh JK, Klein AL, Tajik AJ.Ding ZP, et al. Among authors: klein al.J Am Soc Echocardiogr. 1991 Sep-Oct;4(5):451-6. doi: 10.1016/s0894-7317(14)80378-7.J Am Soc Echocardiogr. 1991.PMID: 1742032
Klein AL, Tajik AJ.Klein AL, et al.J Am Soc Echocardiogr. 1991 Jul-Aug;4(4):379-92. doi: 10.1016/s0894-7317(14)80448-3.J Am Soc Echocardiogr. 1991.PMID: 1910836Review.
Klein AL, Oh JK, Miller FA, Seward JB, Tajik AJ.Klein AL, et al.J Am Soc Echocardiogr. 1988 Jan-Feb;1(1):48-59. doi: 10.1016/s0894-7317(88)80063-4.J Am Soc Echocardiogr. 1988.PMID: 3078541Review.
Isada LR, Torelli JN, Stewart WJ, Klein AL.Isada LR, et al. Among authors: klein al.J Am Soc Echocardiogr. 1994 Nov-Dec;7(6):641-5. doi: 10.1016/s0894-7317(14)80087-4.J Am Soc Echocardiogr. 1994.PMID: 7840992