Denlinger Chadrick E, Fernandez Felix G, Patterson George Alexander, Kreisel Daniel
Division of Cardiothoracic Surgery, Department of Surgery, Barnes-Jewish Hospital, Washington University in St. Louis, St. Louis, Missouri 63110, USA.
Ann Thorac Surg. 2009 Jan;87(1):323. doi: 10.1016/j.athoracsur.2008.03.007.