Wook Sung Chung, Ki Bae Seung, Chong Jin Kim, Keon Woong Moon, Ki Dong Yoo, Ho Joong Youn, Jang Seong Chae, Jae Hyung Kim, Kyu Bo Choi, Soon Jo Hong

Korean Circ J.1999;29(11):1169-1175.   Published online 1999 November 30     DOI: http://dx.doi.org/10.4070/kcj.1999.29.11.1169