Yun Kyung Cho, Yong Gyu Lee, Kwang Seon Song, Kyong Gu Yoh, Jun Myung Kim, Jung Han Yoon, Keum Soo Park, Kyung Hoon Choe

Korean Circ J.1994;24(4):681-686.   Published online 1994 August 31     DOI: http://dx.doi.org/10.4070/kcj.1994.24.4.681