Gawon Choi, Hye-Jeong Choi, Young Min Kim, Seong Hoon Choi, Yeoung Cheol Cho, Young Kim, Jae Hee Suh, Hee Jeong Cha

J Korean Med Sci.2007;22(Suppl):S145-S148.   Published online 2007 September 30     DOI: http://dx.doi.org/10.3346/jkms.2007.22.S.S145