Tae Seo Shon, Keon Woong Moon, Ki Dong Yoo, Ho Joong Youn, Soon Chan So, Kyeong Kun Kwak, Hae Kyu Park, Wook Sung Chung, Sang Kook Han, Soon Jo Hong

Korean Circ J.1999;29(5):528-531.   Published online 1999 May 31     DOI: http://dx.doi.org/10.4070/kcj.1999.29.5.528