Coskun, K. O., S. T. Coskun, M. E. Arousy, M. A. Parsa, U. Schulz, W. Deyerling, G. Tenderich, A. Bairaktaris, and R. Koerfer. “Cardiac Surgery After Heart Transplantation: Coronary Artery Bypass Grafting and Heart Valve Replacement”. The Heart Surgery Forum, vol. 10, no. 2, Feb. 2007, pp. E110-E114, doi:10.1532/HSF98.20061162.