Chaudhary N, Mehrotra S, Srivastava M, Nundy S. Int J Hepatol. 2013;2013:784842. doi: 10.1155/2013/784842. Epub 2013 Jun 25.
Department of Surgical Gastroenterology and Liver Transplantation, Sir Ganga Ram Hospital, Rajinder Nagar, Room No. 2222, SSR Block, New Delhi 110060, Índia.