Eun Mi Lee, Dong Joo Oh, Gyo Seung Hwang, Jeong Cheon Ahn, Woo Hyuk Song, Do Sun Lim, Chang Gyu Park, Young Hoon Kim, Hong Seog Seo, Wan Joo Shim, Young Moo Ro, Hee Jin Cheong, Woo Joo Kim, Jong Hun Kim, Ki Joon Song

Korean Circ J.2000;30(4):407-415.   Published online 2000 April 30     DOI: http://dx.doi.org/10.4070/kcj.2000.30.4.407