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Davidson M, McKenney J, Stein E, Schrott H, Bakker-Arkema R, Fayyad R, Black D.Davidson M, et al.Am J Cardiol. 1997 Jun 1;79(11):1475-81. doi: 10.1016/s0002-9149(97)00174-4.Am J Cardiol. 1997.PMID: 9185636Clinical Trial.