Kee Joon Choi, Dong Ju Choi, Dae Won Sohn, June Key Chung, Myoung Mook Lee, Myung Chul Lee, Young Bae Park, Yun Shik Choi, Jung Don Seo, Young Woo Lee, Chang Soon Koh, Bum Woo Lee

Korean Circ J.1992;22(1):77-86.   Published online 1992 February 28     DOI: http://dx.doi.org/10.4070/kcj.1992.22.1.77