Young-Hak Kim, Myeong-Ki Hong, Jin-Woo Kim, Sang-Kon Lee, Cheol Whan Lee, Sang-Sig Cheong, Ki-Joon Choi, Duk-Hyun Kang, Jae-Kwan Song, Jae-Joong Kim, Seong-Wook Park, Seung-Jung Park

Korean Circ J.1997;27(12):1265-1271.   Published online 1997 December 31     DOI: http://dx.doi.org/10.4070/kcj.1997.27.12.1265