Joo Hee Zo, Byung-Hee Oh, Seong Hoe Koo, Gi Byoung Nam, Dong Soo Lee, Hyo Soo Kim, Dae Won Sohn, Cheol Ho Kim, Myoung Mook Lee, Young Bae Park, Yun Shik Choi, Jung Don Seo, Young Woo Lee

Korean Circ J.1995;25(5):903-909.   Published online 1995 October 31     DOI: http://dx.doi.org/10.4070/kcj.1995.25.5.903