Chang-Min Choi, Jung-Hee June, Cheol-In Kang, Jung-Tak Park, Soo-Yon Oh, Jin-Beom Lee, Chang-Hoon Lee, Jae-Joon Yim, Hee-Jin Kim

J Korean Med Sci.2007;22(6):963-967.   Published online 2007 December 20     DOI: http://dx.doi.org/10.3346/jkms.2007.22.6.963