Kyoung Ho Choi, Sang Hong Baek, Won Jae Lee, Kye Nam Park, Pum Joon Kim, Ki-Bae Seung, Jang Seong Chae, Jae-Hyung Kim, Kyu-Bo Choi

Korean Circ J.2006;36(9):635-643.   Published online 2006 September 30     DOI: http://dx.doi.org/10.4070/kcj.2006.36.9.635