Seung Hun Lee, Ki Bae Seung, Dong Hun Kang, Kil Hwan Lee, Pan Kyu Kim, Dong Jun Park, Jang Sung Chae, Ho Yean Kim, Soon Jo Hong, Kyu Bo Choi

Korean Circ J.1993;23(4):561-565.   Published online 1993 August 31     DOI: http://dx.doi.org/10.4070/kcj.1993.23.4.561