Sang Yong Yoo, Eun Ah Choi, Sung Gyun Ahn, Jung Hyun Choi, Seong Ill Woo, So Yeon Choi, Myeong Ho Yoon, Gyo Seung Hwang, Seung Jea Tahk, Heungsoo Kim, Gyu Tae Shin, Joon Han Shin

Korean Circ J.2005;35(11):827-833.   Published online 2005 November 30     DOI: http://dx.doi.org/10.4070/kcj.2005.35.11.827