Ki-Uk Kim, Su-Yeong Seo, Ki-Young Heo, Young-Hyun Yoo, Hye-Jin Kim, Hyeong-Sik Lee, Sun-Seob Choi, Tae-Ho Hwang, Hye-Jeong Lee

J Korean Med Sci.2005;20(6):1046-1052.   Published online 2005 December 31     DOI: http://dx.doi.org/10.3346/jkms.2005.20.6.1046