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Salerno DM, Dias VC, Kleiger RE, Tschida VH, Sung RJ, Sami M, Giorgi LV.Salerno DM, et al. Among authors: sung rj.Am J Cardiol. 1989 May 1;63(15):1046-51. doi: 10.1016/0002-9149(89)90076-3.Am J Cardiol. 1989.PMID: 2650517Clinical Trial.