Hyun Koo Kim, Young Ho Choi, Se Min Ryu, Han Kyeom Kim, Yang Seok Chae, Young-sang Sohn, Hark Jei Kim

J Korean Med Sci.2005;20(6):1070-1072.   Published online 2005 December 31     DOI: http://dx.doi.org/10.3346/jkms.2005.20.6.1070