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McLean KM, Pearl JM.McLean KM, et al.Ann Thorac Surg. 2006 Dec;82(6):2214-9; discussion 2219-20. doi: 10.1016/j.athoracsur.2006.06.078.Ann Thorac Surg. 2006.PMID: 17126137
McLean KM, Lorts A, Pearl JM.McLean KM, et al.Curr Opin Cardiol. 2006 May;21(3):200-4. doi: 10.1097/01.hco.0000221581.63996.da.Curr Opin Cardiol. 2006.PMID: 16601457Review.