Kwang Soo Cha, Jung Jun Min, Ju Han Kim, Jun Woo Kim, Sung Hee Kim, Youl Bae, Young Keun Ahn, Jong Cheol Park, Jeong Pyeong Seo, Joo Hyung Park, Myung Ho Jeong, Hee Seung Bom, Jeong Gwan Cho, Jong Chun Park, Jung Chaee Kang

Korean Circ J.1998;28(4):506-515.   Published online 1998 April 30     DOI: http://dx.doi.org/10.4070/kcj.1998.28.4.506