Srivastava Anurag, Kataria Kamal, Chella Vasu Reddy
Department of Surgical Disciplines, All India Institute of Medical Sciences, Ansari Nagar, New Delhi, 110029 India.
Indian J Surg. 2014 Apr;76(2):169. doi: 10.1007/s12262-013-0910-8. Epub 2013 Apr 20.