Dae Han Choi, Seong Ran Jeon, Jin-Oh Kim, Hyun Gun Kim, Tae Hee Lee, Woong Cheul Lee, Byung Soo Kang, Jun-Hyung Cho, Yunho Jung, Wan Jung Kim, Bong Min Ko, Joo Young Cho, Joon Seong Lee, Moon Sung Lee
Intest Res. 2014;12(4):313-319. Published online October 27, 2014