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Russell SD, McNeer FR, Higginbotham MB.Russell SD, et al. Among authors: higginbotham mb.Am Heart J. 1998 Mar;135(3):398-405. doi: 10.1016/s0002-8703(98)70314-x.Am Heart J. 1998.PMID: 9506324
Milano CA, Shah AS, Van Trigt P, Jaggers J, Davis RD, Glower DD, Higginbotham MB, Russell SD, Landolfo KP.Milano CA, et al. Among authors: higginbotham mb.Am Heart J. 2000 Nov;140(5):717-21. doi: 10.1067/mhj.2000.111105.Am Heart J. 2000.PMID: 11054615