Ghobakhlou M, Fatemi S R, Dezfouli A Abbasi, Tirgary F, Zali M R
Research Center for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Endoscopy. 2012;44 Suppl 2 UCTN:E129-30. doi: 10.1055/s-0032-1306791. Epub 2012 Apr 4.