Kye Hun Kim, Myung Ho Jeong, Nam Ho Kim, Sung Hee Kim, Jun Woo Kim, Jang Hyun Cho, Young Keun Ahn, Jeong Gwan Cho, Jong Chun Park, Jung Chae Kang

Korean Circ J.1999;29(5):473-480.   Published online 1999 May 31     DOI: http://dx.doi.org/10.4070/kcj.1999.29.5.473