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Hickey E, Langley SM, Allemby-Smith O, Livesey SA, Monro JL.Hickey E, et al. Among authors: langley sm.Ann Thorac Surg. 2007 Nov;84(5):1564-70. doi: 10.1016/j.athoracsur.2007.02.100.Ann Thorac Surg. 2007.PMID: 17954063
Dalrymple-Hay MJ, Langley SM, Sami SA, Haw M, Allen SM, Livesey SA, Lamb RK, Monro JL.Dalrymple-Hay MJ, et al. Among authors: langley sm.Eur J Cardiothorac Surg. 1998 Mar;13(3):286-92. doi: 10.1016/s1010-7940(98)00010-4.Eur J Cardiothorac Surg. 1998.PMID: 9628379