Jung Mook Kang, Nayoung Kim, Bongcheol Kim, Joo-Hyon Kim, Bong-Yong Lee, Ji Hyun Park, Mi Kyoung Lee, Hye Seung Lee, Joo Sung Kim, Hyun Chae Jung, In Sung Song

J Korean Med Sci.2010;25(6):875-881.   Published online 2010 May 24     DOI: http://dx.doi.org/10.3346/jkms.2010.25.6.875