Sang Hoon Han, Chang Bum Ryu, Hyun Sik Na, Sang Gyune Kim, Bong Min Ko, Kye Won Kwon, Su Jin Hong, Young Suk Kim, Jin Oh Kim, Joon Seong Lee, Moon Sung Lee, Chan Sup Shim, Boo Sung Kim
Intest Res. 2006;4(2):110-113. Published online December 30, 2006