Dhaliwal Rajinder S, Luthra Suvitesh, Singh Harkant
Department of Cardiothoracic and Vascular Surgery, Post Graduate Institute of Medical Sciences and Research, Sector 12, Chandigarh 160012, India.
Asian Cardiovasc Thorac Ann. 2007 Dec;15(6):539. doi: 10.1177/021849230701500622.