You Hong Kim, Seong Yun O, Dal Soo Lim, Dae Seong Hyun, Sung Gug Chang, Young Hoon You, Young Jo Kim, Bong Sup Shim, Hyun Woo Lee

Korean Circ J.1990;20(3):305-314.   Published online 1990 September 30     DOI: http://dx.doi.org/10.4070/kcj.1990.20.3.305