Joon-Han Shin, Seung-Jea Tahk, Han-Soo Kim, Yun-Kyung Cho, Won Kim, Jun-Ho Ko, Byung-Il William Choi

Korean Circ J.1996;26(3):623-630.   Published online 1996 June 30     DOI: http://dx.doi.org/10.4070/kcj.1996.26.3.623