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Scheinman MM, Wang YS, Van Hare GF, Lesh MD.Scheinman MM, et al.J Am Coll Cardiol. 1992 Nov 1;20(5):1220-9. doi: 10.1016/0735-1097(92)90381-v.J Am Coll Cardiol. 1992.PMID: 1401625Free article.