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Kao A, Kriett JM, Tobler HG, Detloff BL, Pritzker MR, Benson DW Jr, Benditt DG.Kao A, et al. Among authors: tobler hg.J Am Coll Cardiol. 1984 Dec;4(6):1188-94. doi: 10.1016/s0735-1097(84)80137-0.J Am Coll Cardiol. 1984.PMID: 6501720Free article.