Jae Joong Kim, Yeong Hceoul Doo, Won Ho Kim, Jae Kwan Song, Seong Wook Park, Seung Jung Park, Jong Koo Lee

Korean Circ J.1993;23(1):42-59.   Published online 1993 February 28     DOI: http://dx.doi.org/10.4070/kcj.1993.23.1.42