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Conversano A, Walsh JF, Geltman EM, Perez JE, Bergmann SR, Gropler RJ.Conversano A, et al. Among authors: gropler rj.Am Heart J. 1996 Mar;131(3):440-50. doi: 10.1016/s0002-8703(96)90521-9.Am Heart J. 1996.PMID: 8604622