Sae-Yong Hong, Hyo-Wook Gil, Jong-Oh Yang, Eun-Young Lee, Hyung-Kee Kim, Soo-Hyun Kim, Young-Ho Chung, Soo-Kyung Hwang, Zee-Won Lee

J Korean Med Sci.2005;20(5):721-726.   Published online 2005 October 31     DOI: http://dx.doi.org/10.3346/jkms.2005.20.5.721