Whitelocke Daniel, Maddaus Michael, Andrade Rafael, D'Cunha Jonathan
Division of Thoracic and Foregut Surgery, Department of Surgery, University of Minnesota, Minneapolis, Minn, USA.
J Thorac Cardiovasc Surg. 2010 Sep;140(3):e49-50. doi: 10.1016/j.jtcvs.2010.03.042. Epub 2010 May 7.