Siavosh Nasseri-Moghaddam , Hadi Razjouyan , Seyed Maysam Alimohamadi , Mansoureh Mamarabadi , Mohamad-Hamed Ghotbi , Pardis Mostajabi , Amir-Ali Sohrabpour , Masoud Sotoudeh , Behnoush Abedi , Azadeh Mofid , Mehdi Nouraie , Shahnaz Tofangchiha and Reza Malekzadeh
BMC Gastroenterology 2007, 7:42doi:10.1186/1471-230X-7-42