Dong Ju Choi, Kwang Kon Koh, Hyo Soo Kim, Cheol Ho Kim, Byung Hee Oh, Young Bae Park, Yoon Shik Choi, Jung Don Seo, Young Woo Lee

Korean Circ J.1988;18(3):345-352.   Published online 1988 September 30     DOI: http://dx.doi.org/10.4070/kcj.1988.18.3.345