Hee Jin Cheong, Yeon Joo Lee, In Sook Hwang, Sae Yoon Kee, Hye Won Cheong, Joon Young Song, Jun Man Kim, Yong Ho Park, Ji-Hun Jung, Woo Joo Kim

J Korean Med Sci.2007;22(5):773-778.   Published online 2007 October 31     DOI: http://dx.doi.org/10.3346/jkms.2007.22.5.773