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Schmermund A, Denktas AE, Rumberger JA, Christian TF, Sheedy PF 2nd, Bailey KR, Schwartz RS.Schmermund A, et al. Among authors: denktas ae.J Am Coll Cardiol. 1999 Sep;34(3):777-86. doi: 10.1016/s0735-1097(99)00265-x.J Am Coll Cardiol. 1999.PMID: 10483960Free article.