Kee Joon Choi, You-Ho Kim, Jae-Joong Kim, Duk-Hyun Kang, Myung-Ki Hong, Seong-Wook Park, Chong-Hun Park, Seung-Jung Park

Korean Circ J.1997;27(12):1233-1238.   Published online 1997 December 31     DOI: http://dx.doi.org/10.4070/kcj.1997.27.12.1233