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Fram DB, Aretz TA, Mikan JF, Raisner A, Mitchel JF, Gillam LD, Waters DD, McKay RG.Fram DB, et al. Among authors: mitchel jf.Am Heart J. 1993 Oct;126(4):969-78. doi: 10.1016/0002-8703(93)90714-k.Am Heart J. 1993.PMID: 8213457