Kee-Joon Choi, Ki-Hun Han, Sang-Hyun Kim, Hyo-Soo Kim, Cheol-Ho Kim, Dae-Won Sohn, Byung-Hee Oh, Myoung-Mook Lee, Young-Bae Park, Yun-Shik Choi, Jung-Don Seo, Young-Woo Lee

Korean Circ J.1995;25(4):830-837.   Published online 1995 August 31     DOI: http://dx.doi.org/10.4070/kcj.1995.25.4.830