Woong Ku Lee, Junghan Yoon, Yang Soo Jang, Seung Yun Cho, Won Heum Shim, Sung Soon Kim, Namsik Chung

Korean Circ J.1991;21(3):567-572.   Published online 1991 June 30     DOI: http://dx.doi.org/10.4070/kcj.1991.21.3.567