Varut Lohsiriwat*, Sasithorn Sujarittanakarn, Thawatchai Akaraviputh, Narong Lertakyamanee, Darin Lohsiriwat and Udom Kachinthorn
* Corresponding author: Varut Lohsiriwat bolloon@hotmail.com
BMC Gastroenterology 2009, 9:71 doi:10.1186/1471-230X-9-71
