Dae Seog Lim, Su Mi Bae, Sun Young Kwak, Guo Hua Ding, Jeong Kim, Yong Wook Kim, Duck Yeong Ro, Joon Mo Lee, Seung Eun Namkoong, Young Lae Cho, Sei Jun Han, Gye Hyun Nam, Byung Don Han, Chong Kook Kim, Woong Shick Ahn
Korean J Obstet Gynecol. 2005;48(12):2903-2909. Published online December 1, 2005