Jae-Kwan Song, Deok Hyun Kang, Ki-Man Lee, Yun-Ho Chu, Sang Sig Cheong, Jae Joong Kim, Seong Wook Park, Seung-Jung Park, Simon Jong Koo Lee

Korean Circ J.1994;24(6):904-909.   Published online 1994 December 31     DOI: http://dx.doi.org/10.4070/kcj.1994.24.6.904