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ESPINO-VELA J, PORTILLO B, ANSELMI G, DE LA CRUZ MV, REINHOLD M.ESPINO-VELA J, et al. Among authors: portillo b.Am Heart J. 1959 Aug;58(2):250-61. doi: 10.1016/0002-8703(59)90342-4.Am Heart J. 1959.PMID: 13670098No abstract available.