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Topol EJ, Armstrong P, Van de Werf F, Kleiman N, Lee K, Morris D, Simoons M, Barbash G, White H, Califf RM.Topol EJ, et al.J Am Coll Cardiol. 1992 May;19(6):1123-8. doi: 10.1016/0735-1097(92)90312-b.J Am Coll Cardiol. 1992.PMID: 1564212Free article.Clinical Trial.
Arnold AZ, Topol EJ.Arnold AZ, et al. Among authors: topol ej.Am Heart J. 1992 Aug;124(2):441-7. doi: 10.1016/0002-8703(92)90611-x.Am Heart J. 1992.PMID: 1636587Review.