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Yadav Kamal Sunder, Sali Priyanka Akhilesh, Garg Raman, Sharma Deborshi, Mehta Hitesh Shantilal 
World J Gastrointest Surg 7(12):403-407. Published online Dec 27, 2015. doi: 10.4240/wjgs.v7.i12.403