Hong Seog Seo, Do Sun Lim, Hye Kyung Kim, Chang Soo Kim, Chang Kyu Park, Young Hoon Kim, Wan Joo Shim, Dong Joo Oh, Young Moo Ro

Korean Circ J.1993;23(6):915-920.   Published online 1993 December 31     DOI: http://dx.doi.org/10.4070/kcj.1993.23.6.915