Jeong Seok Koh, Keun Lee, Kyu Suck Sin, Seo Jong Kim, Kun Ho So, Kyo Hyeon Jin, Jin Young Jang, Seong Whan Kim, Sung Ki Park

Korean Circ J.1999;29(6):575-581.   Published online 1999 June 30     DOI: http://dx.doi.org/10.4070/kcj.1999.29.6.575