Schena Stefano, Veeramachaneni Nirmal K, Bhalla Sanjeev, Gutierrez Fernando R, Patterson G Alexander, Kreisel Daniel
Division of Cardiothoracic Surgery, Department of Surgery, Washington University, St Louis, MO 63110-1013, USA.
J Thorac Cardiovasc Surg. 2008 Jan;135(1):208-9, 209.e1-2. doi: 10.1016/j.jtcvs.2007.08.053.