Jae Kwon Kim, Nam-Ho Kim, Ik Sang Shin, Dong Hyo Noh, Yong Cheol Kim, Seung Hwan Kim, Jun Ho Choi, Eun Mi Park, Sang Jae Lee, Kyeong Ho Yun, Nam Jin Yoo, Eun Mi Lee, Seok Kyu Oh, Jin-Won Jeong

Korean Circ J.2009;39(6):223-227.   Published online 2009 June 30     DOI: http://dx.doi.org/10.4070/kcj.2009.39.6.223