Jae-Ok Shin, Eun-Seon Ju, Hyun-Mi Song, Soo-Hyeon Yun, Byung-Kwan Lim, Jin-Ho Choi, Duk-Kyung Kim, Eun-Seok Jeon

Korean Circ J.2008;38(5):264-269.   Published online 2008 May 31     DOI: http://dx.doi.org/10.4070/kcj.2008.38.5.264