Nam Ho Kim, Myung Ho Jeong, Woo Suck Park, Joon Yoo Kim, Sung Hee Kim, Ju Han Kim, Youl Bae, Young Keun Ahn, Jeong Pyeong Seo, Jong Cheol Park, Kwang Soo Cha, Joo Hyung Park, Jeong Gwan Cho, Jong Chun Park, Jung Chaee Kang

Korean Circ J.1998;28(4):632-637.   Published online 1998 April 30     DOI: http://dx.doi.org/10.4070/kcj.1998.28.4.632