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Fortuna RS, Ashburn DA, Carias De Oliveira N, Burkhart HM, Konstantinov IE, Coles JG, Smallhorn JF, Williams WG, Van Arsdell GS.Fortuna RS, et al. Among authors: burkhart hm.Ann Thorac Surg. 2004 Mar;77(3):895-902; discussion 902. doi: 10.1016/S0003-4975(03)01066-X.Ann Thorac Surg. 2004.PMID: 14992894