Jin Ok Jeong, Yoon Cheol Kim, Bo Young Sung, Jun Kyoung Kim, Jun Yong Jeong, Jeong Gon Lyu, Si Wan Choi, In Whan Seong, Eun-Seok Jeon

Korean Circ J.1997;27(6):677-681.   Published online 1997 June 30     DOI: http://dx.doi.org/10.4070/kcj.1997.27.6.677