Chang-Seok Ki, Jong-Won Kim, Hee-Jin Kim, Sung-Min Choi, Gyoung-Yim Ha, Hee Jung Kang, Won-Duck Kim

J Korean Med Sci.2005;20(2):220-224.   Published online 2005 April 30     DOI: http://dx.doi.org/10.3346/jkms.2005.20.2.220